1971 Mercury Cyclone Spark Plug
Browse our online catalogue to find original replacement Spark Plugs specifically designed to fit a 1971 Mercury Cyclone.
1971 Mercury Cyclone Spark Plug
$4.64
$4.04
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
18mm Heads Gap 0.034" OE Equivalent Design
18mm Heads Gap 0.034" OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.64
$4.04
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Windsor;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Windsor;
Vehicle Fitment Notes:
Gap 0.034" OE Equivalent Design
Gap 0.034" OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.64
$4.04
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Windsor;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Windsor;
Vehicle Fitment Notes:
Gap 0.034in Part # WR5 OE Equivalent Design
Gap 0.034in Part # WR5 OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.64
$4.04
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Windsor;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Windsor;
Vehicle Fitment Notes:
Gap 0.034in Stock# 2438 OE Equivalent Design
Gap 0.034in Stock# 2438 OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.64
$4.04
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Windsor;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Windsor;
Vehicle Fitment Notes:
Part # WR5 Gap 0.034" OE Equivalent Design
Part # WR5 Gap 0.034" OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.64
$4.04
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 429ci V8;
Engine Base: 7.0L 429ci V8;
Vehicle Fitment Notes:
18mm Heads Gap 0.034" OE Equivalent Design
18mm Heads Gap 0.034" OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.64
$4.04
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 429ci V8;
Engine Base: 7.0L 429ci V8;
Vehicle Fitment Notes:
Gap 0.034in Part # WR5 OE Equivalent Design
Gap 0.034in Part # WR5 OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.64
$4.04
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 429ci V8;
Engine Base: 7.0L 429ci V8;
Vehicle Fitment Notes:
Gap 0.034in Stock# 2438 OE Equivalent Design
Gap 0.034in Stock# 2438 OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.64
$4.04
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 429ci V8;
Engine Base: 7.0L 429ci V8;
Vehicle Fitment Notes:
Part # WR5 Gap 0.034" OE Equivalent Design
Part # WR5 Gap 0.034" OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.64
$4.04
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Vehicle Fitment Notes:
18mm Heads Gap 0.034" OE Equivalent Design
18mm Heads Gap 0.034" OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.64
$4.04
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Vehicle Fitment Notes:
Gap 0.034in Part # WR5 OE Equivalent Design
Gap 0.034in Part # WR5 OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.64
$4.04
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Vehicle Fitment Notes:
Gap 0.034in Stock# 2438 OE Equivalent Design
Gap 0.034in Stock# 2438 OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.64
$4.04
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Vehicle Fitment Notes:
Part # WR5 Gap 0.034" OE Equivalent Design
Part # WR5 Gap 0.034" OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.64
$4.04
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 429ci V8;
Engine Base: 7.0L 429ci V8;
Vehicle Fitment Notes:
14mm Heads Gap 0.034" OE Equivalent Design
14mm Heads Gap 0.034" OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.64
$4.04
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Vehicle Fitment Notes:
14mm Heads Gap 0.034" OE Equivalent Design
14mm Heads Gap 0.034" OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$8.80
$6.16
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
14mm Heads Gap 0.034"
14mm Heads Gap 0.034"
1971 Mercury Cyclone Spark Plug
$8.80
$6.16
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
Gap 0.034in Part # UR4GP
Gap 0.034in Part # UR4GP
1971 Mercury Cyclone Spark Plug
$8.80
$6.16
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
Gap 0.034in Stock# 2869
Gap 0.034in Stock# 2869
1971 Mercury Cyclone Spark Plug
$8.80
$6.16
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
Part # UR4GP Gap 0.034"
Part # UR4GP Gap 0.034"
1971 Mercury Cyclone Spark Plug
$8.80
$6.16
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Vehicle Fitment Notes:
Gap 0.034"
Gap 0.034"
1971 Mercury Cyclone Spark Plug
$8.80
$6.16
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Vehicle Fitment Notes:
Gap 0.034in Part # UR4GP
Gap 0.034in Part # UR4GP
1971 Mercury Cyclone Spark Plug
$8.80
$6.16
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Vehicle Fitment Notes:
Gap 0.034in Stock# 2869
Gap 0.034in Stock# 2869
1971 Mercury Cyclone Spark Plug
$8.80
$6.16
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Vehicle Fitment Notes:
Part # UR4GP Gap 0.034"
Part # UR4GP Gap 0.034"
1971 Mercury Cyclone Spark Plug
$8.80
$6.16
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
Gap 0.034"
Gap 0.034"
1971 Mercury Cyclone Spark Plug
$8.80
$6.16
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
Gap 0.034in Part # UR4GP
Gap 0.034in Part # UR4GP
1971 Mercury Cyclone Spark Plug
$8.80
$6.16
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
Gap 0.034in Stock# 2869
Gap 0.034in Stock# 2869
1971 Mercury Cyclone Spark Plug
$8.80
$6.16
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
Part # UR4GP Gap 0.034"
Part # UR4GP Gap 0.034"
1971 Mercury Cyclone Spark Plug
$6.16
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 429ci V8;
Engine Base: 7.0L 429ci V8;
Vehicle Fitment Notes:
14mm Heads Gap 0.034"
14mm Heads Gap 0.034"
1971 Mercury Cyclone Spark Plug
$6.16
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Vehicle Fitment Notes:
14mm Heads Gap 0.034"
14mm Heads Gap 0.034"
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
14mm Heads Gap 0.034"
14mm Heads Gap 0.034"
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
Gap 0.034in Part # UR4IX
Gap 0.034in Part # UR4IX
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
Gap 0.034in Stock# 7401
Gap 0.034in Stock# 7401
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
Part # UR4IX Gap 0.034"
Part # UR4IX Gap 0.034"
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Vehicle Fitment Notes:
Gap 0.034"
Gap 0.034"
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Vehicle Fitment Notes:
Gap 0.034in Part # UR4IX
Gap 0.034in Part # UR4IX
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Vehicle Fitment Notes:
Gap 0.034in Stock# 7401
Gap 0.034in Stock# 7401
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Vehicle Fitment Notes:
Part # UR4IX Gap 0.034"
Part # UR4IX Gap 0.034"
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
Gap 0.034"
Gap 0.034"
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
Gap 0.034in Part # UR4IX
Gap 0.034in Part # UR4IX
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
Gap 0.034in Stock# 7401
Gap 0.034in Stock# 7401
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
Part # UR4IX Gap 0.034"
Part # UR4IX Gap 0.034"
1971 Mercury Cyclone Spark Plug
$3.93
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 429ci V8;
Engine Base: 7.0L 429ci V8;
Vehicle Fitment Notes:
OE Type with 14 (mm) Diameter Threads Gap 0.035 (in) Plug Type Number RV12YC
OE Type with 14 (mm) Diameter Threads Gap 0.035 (in) Plug Type Number RV12YC
1971 Mercury Cyclone Spark Plug
$3.93
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Vehicle Fitment Notes:
OE Type with 14 (mm) Diameter Threads Gap 0.035 (in) Plug Type Number RV12YC
OE Type with 14 (mm) Diameter Threads Gap 0.035 (in) Plug Type Number RV12YC
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 429ci V8;
Engine Base: 7.0L 429ci V8;
Vehicle Fitment Notes:
14mm Heads Gap 0.034"
14mm Heads Gap 0.034"
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Vehicle Fitment Notes:
14mm Heads Gap 0.034"
14mm Heads Gap 0.034"
1971 Mercury Cyclone Spark Plug
$4.04
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Vehicle Fitment Notes:
Gap 0.035 (in) Plug Type Number RV15YC4
Gap 0.035 (in) Plug Type Number RV15YC4
1971 Mercury Cyclone Spark Plug
$5.55
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Vehicle Fitment Notes:
Gap 0.035 O.E. Recommended Resistor Plug with Patented U-Groove Design
Gap 0.035 O.E. Recommended Resistor Plug with Patented U-Groove Design
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
18mm Heads Gap 0.034"
18mm Heads Gap 0.034"
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Windsor;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Windsor;
Vehicle Fitment Notes:
Gap 0.034"
Gap 0.034"
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Windsor;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Windsor;
Vehicle Fitment Notes:
Gap 0.034in Part # WR5IX
Gap 0.034in Part # WR5IX
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Windsor;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Windsor;
Vehicle Fitment Notes:
Gap 0.034in Stock# 7510
Gap 0.034in Stock# 7510
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Windsor;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Windsor;
Vehicle Fitment Notes:
Part # WR5IX Gap 0.034"
Part # WR5IX Gap 0.034"
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 429ci V8;
Engine Base: 7.0L 429ci V8;
Vehicle Fitment Notes:
18mm Heads Gap 0.034"
18mm Heads Gap 0.034"
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 429ci V8;
Engine Base: 7.0L 429ci V8;
Vehicle Fitment Notes:
Gap 0.034in Part # WR5IX
Gap 0.034in Part # WR5IX
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 429ci V8;
Engine Base: 7.0L 429ci V8;
Vehicle Fitment Notes:
Gap 0.034in Stock# 7510
Gap 0.034in Stock# 7510
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 429ci V8;
Engine Base: 7.0L 429ci V8;
Vehicle Fitment Notes:
Part # WR5IX Gap 0.034"
Part # WR5IX Gap 0.034"
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Vehicle Fitment Notes:
18mm Heads Gap 0.034"
18mm Heads Gap 0.034"
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Vehicle Fitment Notes:
Gap 0.034in Part # WR5IX
Gap 0.034in Part # WR5IX
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Vehicle Fitment Notes:
Gap 0.034in Stock# 7510
Gap 0.034in Stock# 7510
1971 Mercury Cyclone Spark Plug
$15.98
$12.25
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Vehicle Fitment Notes:
Part # WR5IX Gap 0.034"
Part # WR5IX Gap 0.034"
1971 Mercury Cyclone Spark Plug
$7.64
$8.11
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9);
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9);
Vehicle Fitment Notes:
Gap 0.040 Platinum TT - Twin-Tip Technology Design with Platinum Center Electrode and Titanium Enhanced Ground Strap
Gap 0.040 Platinum TT - Twin-Tip Technology Design with Platinum Center Electrode and Titanium Enhanced Ground Strap
1971 Mercury Cyclone Spark Plug
$4.14
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
OE Type Gap 0.035 (in) Boxed Product Plug Type Number RV17YC
OE Type Gap 0.035 (in) Boxed Product Plug Type Number RV17YC
1971 Mercury Cyclone Spark Plug
$15.80
$14.05
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Vehicle Fitment Notes:
Gap 0.044 Iridium Power - Performance Upgrade with World's Smallest Center Electrode (0.4 mm Dia.) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
Gap 0.044 Iridium Power - Performance Upgrade with World's Smallest Center Electrode (0.4 mm Dia.) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)
1971 Mercury Cyclone Spark Plug
$8.02
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in USA
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Vehicle Fitment Notes:
Gap 0.035 (in) Plug Type Number RV17PMC4
Gap 0.035 (in) Plug Type Number RV17PMC4
1971 Mercury Cyclone Spark Plug
$8.02
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in USA
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
Gap 0.035 (in) Plug Type Number RV17PMC4
Gap 0.035 (in) Plug Type Number RV17PMC4
1971 Mercury Cyclone Spark Plug
$18.03
$16.81
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Vehicle Fitment Notes:
Gap 0.040 Iridium TT - Ultimate Endurance and Power, 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology
Gap 0.040 Iridium TT - Ultimate Endurance and Power, 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology
1971 Mercury Cyclone Spark Plug
$4.64
$4.10
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
14mm Heads Gap 0.034" OE Equivalent Design
14mm Heads Gap 0.034" OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.64
$4.10
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
Gap 0.034in Part # UR4 OE Equivalent Design
Gap 0.034in Part # UR4 OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.64
$4.10
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
Gap 0.034in Stock# 6630 OE Equivalent Design
Gap 0.034in Stock# 6630 OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.64
$4.10
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
Part # UR4 Gap 0.034" OE Equivalent Design
Part # UR4 Gap 0.034" OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.64
$4.10
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Vehicle Fitment Notes:
Gap 0.034" OE Equivalent Design
Gap 0.034" OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.64
$4.10
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Vehicle Fitment Notes:
Gap 0.034in Part # UR4 OE Equivalent Design
Gap 0.034in Part # UR4 OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.64
$4.10
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Vehicle Fitment Notes:
Gap 0.034in Stock# 6630 OE Equivalent Design
Gap 0.034in Stock# 6630 OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.64
$4.10
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Vehicle Fitment Notes:
Part # UR4 Gap 0.034" OE Equivalent Design
Part # UR4 Gap 0.034" OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.64
$4.10
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
Gap 0.034" OE Equivalent Design
Gap 0.034" OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.64
$4.10
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
Gap 0.034in Part # UR4 OE Equivalent Design
Gap 0.034in Part # UR4 OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.64
$4.10
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
Gap 0.034in Stock# 6630 OE Equivalent Design
Gap 0.034in Stock# 6630 OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.64
$4.10
10+ In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Made in Japan
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
Part # UR4 Gap 0.034" OE Equivalent Design
Part # UR4 Gap 0.034" OE Equivalent Design
1971 Mercury Cyclone Spark Plug
$4.51
$5.21
In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Pick-Up: Ready in 1 Hour Monday Sep. 28th
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9);
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9);
Vehicle Fitment Notes:
Gap 0.035 O.E. Recommended Resistor Plug with Patented U-Groove Design
Gap 0.035 O.E. Recommended Resistor Plug with Patented U-Groove Design
1971 Mercury Cyclone Spark Plug
$9.95
In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 2-4 Hours Monday Sep. 28th
Pick-Up: Ready in 2-4 Hours Monday Sep. 28th
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 429ci V8;
Engine Base: 7.0L 429ci V8;
Vehicle Fitment Notes:
.035 Gap
.035 Gap
1971 Mercury Cyclone Spark Plug
$9.95
In Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 2-4 Hours Monday Sep. 28th
Pick-Up: Ready in 2-4 Hours Monday Sep. 28th
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Vehicle Fitment Notes:
.035 Gap
.035 Gap
1971 Mercury Cyclone Spark Plug
$6.05
Limited Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 2-4 Hours Monday Sep. 28th
Pick-Up: Ready in 2-4 Hours Monday Sep. 28th
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 429ci V8;
Engine Base: 7.0L 429ci V8;
Vehicle Fitment Notes:
.035 Gap
.035 Gap
1971 Mercury Cyclone Spark Plug
$6.05
Limited Stock
Condition: New
Ships: Monday Sep. 28th
Pick-Up: Ready in 2-4 Hours Monday Sep. 28th
Pick-Up: Ready in 2-4 Hours Monday Sep. 28th
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Vehicle Fitment Notes:
.035 Gap
.035 Gap
1971 Mercury Cyclone Spark Plug
$3.46
Limited Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
OE Style .035 Gap
OE Style .035 Gap
1971 Mercury Cyclone Spark Plug
$3.46
Limited Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Windsor;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Windsor;
Vehicle Fitment Notes:
OE Style .035 Gap 18mm
OE Style .035 Gap 18mm
1971 Mercury Cyclone Spark Plug
$4.35
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 429ci V8;
Engine Base: 7.0L 429ci V8;
Vehicle Fitment Notes:
OE Style .035 Gap
OE Style .035 Gap
1971 Mercury Cyclone Spark Plug
$4.35
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Vehicle Fitment Notes:
OE Style .035 Gap
OE Style .035 Gap
1971 Mercury Cyclone Spark Plug
$3.10
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 429ci V8;
Engine Base: 7.0L 429ci V8;
Vehicle Fitment Notes:
Available Only While Supplies Last .035 Gap
Available Only While Supplies Last .035 Gap
1971 Mercury Cyclone Spark Plug
$3.10
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Vehicle Fitment Notes:
Available Only While Supplies Last .035 Gap
Available Only While Supplies Last .035 Gap
1971 Mercury Cyclone Spark Plug
$4.35
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Vehicle Fitment Notes:
OE Style .035 Gap 14mm
OE Style .035 Gap 14mm
1971 Mercury Cyclone Spark Plug
$4.35
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
OE Style .035 Gap
OE Style .035 Gap
1971 Mercury Cyclone Spark Plug
$3.10
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Vehicle Fitment Notes:
.035 Gap 14mm
.035 Gap 14mm
1971 Mercury Cyclone Spark Plug
$3.10
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
.035 Gap
.035 Gap
1971 Mercury Cyclone Spark Plug
$3.10
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
.035 Gap
.035 Gap
1971 Mercury Cyclone Spark Plug
$3.10
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Windsor;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Windsor;
Vehicle Fitment Notes:
.035 Gap 18mm
.035 Gap 18mm
1971 Mercury Cyclone Spark Plug
$6.05
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Vehicle Fitment Notes:
.035 Gap 14mm
.035 Gap 14mm
1971 Mercury Cyclone Spark Plug
$6.05
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
.035 Gap
.035 Gap
1971 Mercury Cyclone Spark Plug
$5.63
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
.035 Gap
.035 Gap
1971 Mercury Cyclone Spark Plug
$5.63
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Windsor;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Windsor;
Vehicle Fitment Notes:
.035 Gap 18mm
.035 Gap 18mm
1971 Mercury Cyclone Spark Plug
$8.48
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Vehicle Fitment Notes:
.035 Gap 14mm
.035 Gap 14mm
1971 Mercury Cyclone Spark Plug
$8.48
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
.035 Gap
.035 Gap
1971 Mercury Cyclone Spark Plug
$8.47
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Engine Base: 5.0L 302ci V8 (4.00x3.00; 101.6x76.2);
Vehicle Fitment Notes:
.035 Gap
.035 Gap
1971 Mercury Cyclone Spark Plug
$8.47
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Windsor;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Windsor;
Vehicle Fitment Notes:
.035 Gap 18mm
.035 Gap 18mm
1971 Mercury Cyclone Spark Plug
$10.20
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 429ci V8;
Engine Base: 7.0L 429ci V8;
Vehicle Fitment Notes:
Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design. .035 Gap
Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design. .035 Gap
1971 Mercury Cyclone Spark Plug
$10.20
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Engine Base: 7.0L 7030cc 429ci V8 (4.36x3.59; 110.7x91.2);
Vehicle Fitment Notes:
Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design. .035 Gap
Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design. .035 Gap
1971 Mercury Cyclone Spark Plug
$10.20
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Vehicle Fitment Notes:
.035 Gap 14mm Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.
.035 Gap 14mm Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design.
1971 Mercury Cyclone Spark Plug
$10.20
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design. .035 Gap
Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design. .035 Gap
1971 Mercury Cyclone Spark Plug
$3.13
Out of Stock
Condition: New
Required Per Vehicle: 8
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
OE Type Gap 0.035 (in) Card of 1 Plug Type Number RV17YC
OE Type Gap 0.035 (in) Card of 1 Plug Type Number RV17YC
1971 Mercury Cyclone Spark Plug
$9.75
Out of Stock
Condition: New
Required Per Vehicle: 8
Made in USA
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Engine Base: 5.8L 5753cc 351ci V8 (4.00x3.50; 101.6x88.9); Engine Version: Cleveland;
Vehicle Fitment Notes:
Gap 0.035 (in) Plug Type Number RV17PMP4
Gap 0.035 (in) Plug Type Number RV17PMP4
1971 Mercury Cyclone Spark Plug
$9.75
Out of Stock
Condition: New
Required Per Vehicle: 8
Made in USA
Fits: 1971 Mercury Cyclone
Equipped With:
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Engine Base: 6.6L 6555cc 400ci V8 (4.00x4.00; 101.6x101.6);
Vehicle Fitment Notes:
Gap 0.035 (in) Plug Type Number RV17PMP4
Gap 0.035 (in) Plug Type Number RV17PMP4