1966 Ford Custom 500 Spark Plugs
Save up to 40% on original replacement 1966 Ford Custom 500 Spark Plugs. Navigate our online catalogue to find Spark Plugs and other parts designed specifically to fit a 1966 Ford Custom 500.
Spark Plug
$4.64
$4.26
10+ In Stock
Ships: Today, Sep. 26th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Condition: New
Required Per Vehicle: 6
Required Per Vehicle: 6
Made in Japan
Vehicle fitment:
Engine Base: 3.9L 240ci L6;
Engine Base: 3.9L 240ci L6;
Vehicle Fitment Notes:
Gap 0.034in Part # WR5 OE Equivalent Design
Gap 0.034in Part # WR5 OE Equivalent Design
Spark Plug
$4.64
$4.26
10+ In Stock
Ships: Today, Sep. 26th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Condition: New
Required Per Vehicle: 6
Required Per Vehicle: 6
Made in Japan
Vehicle fitment:
Engine Base: 3.9L 240ci L6;
Engine Base: 3.9L 240ci L6;
Vehicle Fitment Notes:
Gap 0.034in Stock# 2438 OE Equivalent Design
Gap 0.034in Stock# 2438 OE Equivalent Design
Spark Plug
$4.64
$4.26
10+ In Stock
Ships: Today, Sep. 26th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 4.7L 289ci V8;
Engine Base: 4.7L 289ci V8;
Vehicle Fitment Notes:
Gap 0.034in Part # WR5 OE Equivalent Design
Gap 0.034in Part # WR5 OE Equivalent Design
Spark Plug
$4.64
$4.26
10+ In Stock
Ships: Today, Sep. 26th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 4.7L 289ci V8;
Engine Base: 4.7L 289ci V8;
Vehicle Fitment Notes:
Gap 0.034in Stock# 2438 OE Equivalent Design
Gap 0.034in Stock# 2438 OE Equivalent Design
Spark Plug
$4.64
$4.26
10+ In Stock
Ships: Today, Sep. 26th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Vehicle Fitment Notes:
Gap 0.034in Part # WR5 OE Equivalent Design
Gap 0.034in Part # WR5 OE Equivalent Design
Spark Plug
$4.64
$4.26
10+ In Stock
Ships: Today, Sep. 26th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Vehicle Fitment Notes:
Gap 0.034in Stock# 2438 OE Equivalent Design
Gap 0.034in Stock# 2438 OE Equivalent Design
Spark Plug
$4.64
$4.26
10+ In Stock
Ships: Today, Sep. 26th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 6.4L 390ci V8;
Engine Base: 6.4L 390ci V8;
Vehicle Fitment Notes:
Gap 0.034in Part # WR5 OE Equivalent Design
Gap 0.034in Part # WR5 OE Equivalent Design
Spark Plug
$4.64
$4.26
10+ In Stock
Ships: Today, Sep. 26th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 6.4L 390ci V8;
Engine Base: 6.4L 390ci V8;
Vehicle Fitment Notes:
Gap 0.034in Stock# 2438 OE Equivalent Design
Gap 0.034in Stock# 2438 OE Equivalent Design
Spark Plug
$4.64
$4.26
10+ In Stock
Ships: Today, Sep. 26th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 7.0L 427ci V8;
Engine Base: 7.0L 427ci V8;
Vehicle Fitment Notes:
Gap 0.034in Part # WR5 OE Equivalent Design
Gap 0.034in Part # WR5 OE Equivalent Design
Spark Plug
$4.64
$4.26
10+ In Stock
Ships: Today, Sep. 26th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 7.0L 427ci V8;
Engine Base: 7.0L 427ci V8;
Vehicle Fitment Notes:
Gap 0.034in Stock# 2438 OE Equivalent Design
Gap 0.034in Stock# 2438 OE Equivalent Design
Spark Plug
$4.64
$4.26
10+ In Stock
Ships: Today, Sep. 26th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 7.0L 428ci V8;
Engine Base: 7.0L 428ci V8;
Vehicle Fitment Notes:
Gap 0.034in Part # WR5 OE Equivalent Design
Gap 0.034in Part # WR5 OE Equivalent Design
Spark Plug
$4.64
$4.26
10+ In Stock
Ships: Today, Sep. 26th
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 7.0L 428ci V8;
Engine Base: 7.0L 428ci V8;
Vehicle Fitment Notes:
Gap 0.034in Stock# 2438 OE Equivalent Design
Gap 0.034in Stock# 2438 OE Equivalent Design
Spark Plug
$15.98
$13.81
10+ In Stock
Ships: Friday Sep. 26th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 6
Required Per Vehicle: 6
Made in Japan
Vehicle fitment:
Engine Base: 3.9L 240ci L6;
Engine Base: 3.9L 240ci L6;
Vehicle Fitment Notes:
Gap 0.034in Part # WR5IX
Gap 0.034in Part # WR5IX
Spark Plug
$15.98
$13.81
10+ In Stock
Ships: Friday Sep. 26th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 6
Required Per Vehicle: 6
Made in Japan
Vehicle fitment:
Engine Base: 3.9L 240ci L6;
Engine Base: 3.9L 240ci L6;
Vehicle Fitment Notes:
Gap 0.034in Stock# 7510
Gap 0.034in Stock# 7510
Spark Plug
$15.98
$13.81
10+ In Stock
Ships: Friday Sep. 26th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 4.7L 289ci V8;
Engine Base: 4.7L 289ci V8;
Vehicle Fitment Notes:
Gap 0.034in Part # WR5IX
Gap 0.034in Part # WR5IX
Spark Plug
$15.98
$13.81
10+ In Stock
Ships: Friday Sep. 26th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 4.7L 289ci V8;
Engine Base: 4.7L 289ci V8;
Vehicle Fitment Notes:
Gap 0.034in Stock# 7510
Gap 0.034in Stock# 7510
Spark Plug
$15.98
$13.81
10+ In Stock
Ships: Friday Sep. 26th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Vehicle Fitment Notes:
Gap 0.034in Part # WR5IX
Gap 0.034in Part # WR5IX
Spark Plug
$15.98
$13.81
10+ In Stock
Ships: Friday Sep. 26th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Vehicle Fitment Notes:
Gap 0.034in Stock# 7510
Gap 0.034in Stock# 7510
Spark Plug
$15.98
$13.81
10+ In Stock
Ships: Friday Sep. 26th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 6.4L 390ci V8;
Engine Base: 6.4L 390ci V8;
Vehicle Fitment Notes:
Gap 0.034in Part # WR5IX
Gap 0.034in Part # WR5IX
Spark Plug
$15.98
$13.81
10+ In Stock
Ships: Friday Sep. 26th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 6.4L 390ci V8;
Engine Base: 6.4L 390ci V8;
Vehicle Fitment Notes:
Gap 0.034in Stock# 7510
Gap 0.034in Stock# 7510
Spark Plug
$15.98
$13.81
10+ In Stock
Ships: Friday Sep. 26th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 7.0L 427ci V8;
Engine Base: 7.0L 427ci V8;
Vehicle Fitment Notes:
Gap 0.034in Part # WR5IX
Gap 0.034in Part # WR5IX
Spark Plug
$15.98
$13.81
10+ In Stock
Ships: Friday Sep. 26th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 7.0L 427ci V8;
Engine Base: 7.0L 427ci V8;
Vehicle Fitment Notes:
Gap 0.034in Stock# 7510
Gap 0.034in Stock# 7510
Spark Plug
$15.98
$13.81
10+ In Stock
Ships: Friday Sep. 26th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 7.0L 428ci V8;
Engine Base: 7.0L 428ci V8;
Vehicle Fitment Notes:
Gap 0.034in Part # WR5IX
Gap 0.034in Part # WR5IX
Spark Plug
$15.98
$13.81
10+ In Stock
Ships: Friday Sep. 26th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Made in Japan
Vehicle fitment:
Engine Base: 7.0L 428ci V8;
Engine Base: 7.0L 428ci V8;
Vehicle Fitment Notes:
Gap 0.034in Stock# 7510
Gap 0.034in Stock# 7510
Spark Plug
$3.11
10+ In Stock
Ships: Friday Sep. 26th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 4.7L 289ci V8;
Engine Base: 4.7L 289ci V8;
Vehicle Fitment Notes:
OE Style .035 Gap
OE Style .035 Gap
Spark Plug
$3.11
10+ In Stock
Ships: Friday Sep. 26th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Vehicle Fitment Notes:
OE Style .035 Gap
OE Style .035 Gap
Spark Plug
$3.11
10+ In Stock
Ships: Friday Sep. 26th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 6.4L 390ci V8;
Engine Base: 6.4L 390ci V8;
Vehicle Fitment Notes:
OE Style .035 Gap
OE Style .035 Gap
Spark Plug
$3.11
10+ In Stock
Ships: Friday Sep. 26th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 7.0L 427ci V8;
Engine Base: 7.0L 427ci V8;
Vehicle Fitment Notes:
OE Style .035 Gap
OE Style .035 Gap
Spark Plug
$3.11
10+ In Stock
Ships: Friday Sep. 26th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 7.0L 428ci V8;
Engine Base: 7.0L 428ci V8;
Vehicle Fitment Notes:
OE Style .035 Gap
OE Style .035 Gap
Spark Plug
$3.11
10+ In Stock
Ships: Friday Sep. 26th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 6
Required Per Vehicle: 6
Vehicle fitment:
Engine Base: 3.9L 240ci L6;
Engine Base: 3.9L 240ci L6;
Vehicle Fitment Notes:
OE Style .035 Gap
OE Style .035 Gap
Spark Plug
$5.07
10+ In Stock
Ships: Friday Sep. 26th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 4.7L 289ci V8;
Engine Base: 4.7L 289ci V8;
Vehicle Fitment Notes:
.035 Gap
.035 Gap
Spark Plug
$5.07
10+ In Stock
Ships: Friday Sep. 26th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Vehicle Fitment Notes:
.035 Gap
.035 Gap
Spark Plug
$5.07
10+ In Stock
Ships: Friday Sep. 26th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 6.4L 390ci V8;
Engine Base: 6.4L 390ci V8;
Vehicle Fitment Notes:
.035 Gap
.035 Gap
Spark Plug
$5.07
10+ In Stock
Ships: Friday Sep. 26th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 7.0L 427ci V8;
Engine Base: 7.0L 427ci V8;
Vehicle Fitment Notes:
.035 Gap
.035 Gap
Spark Plug
$5.07
10+ In Stock
Ships: Friday Sep. 26th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 7.0L 428ci V8;
Engine Base: 7.0L 428ci V8;
Vehicle Fitment Notes:
.035 Gap
.035 Gap
Spark Plug
$5.07
10+ In Stock
Ships: Friday Sep. 26th
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Condition: New
Required Per Vehicle: 6
Required Per Vehicle: 6
Vehicle fitment:
Engine Base: 3.9L 240ci L6;
Engine Base: 3.9L 240ci L6;
Vehicle Fitment Notes:
.035 Gap
.035 Gap
Spark Plug
$8.47
In Stock
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 4.7L 289ci V8;
Engine Base: 4.7L 289ci V8;
Vehicle Fitment Notes:
.035 Gap
.035 Gap
Spark Plug
$8.47
In Stock
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Vehicle Fitment Notes:
.035 Gap
.035 Gap
Spark Plug
$8.47
In Stock
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 6.4L 390ci V8;
Engine Base: 6.4L 390ci V8;
Vehicle Fitment Notes:
.035 Gap
.035 Gap
Spark Plug
$8.47
In Stock
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 7.0L 427ci V8;
Engine Base: 7.0L 427ci V8;
Vehicle Fitment Notes:
.035 Gap
.035 Gap
Spark Plug
$8.47
In Stock
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 7.0L 428ci V8;
Engine Base: 7.0L 428ci V8;
Vehicle Fitment Notes:
.035 Gap
.035 Gap
Spark Plug
$3.10
Out of Stock
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 4.7L 289ci V8;
Engine Base: 4.7L 289ci V8;
Vehicle Fitment Notes:
.035 Gap
.035 Gap
Spark Plug
$3.10
Out of Stock
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Engine Base: 5.8L 5769cc 352ci V8 (4.00x3.50; 101.6x89.9);
Vehicle Fitment Notes:
.035 Gap
.035 Gap
Spark Plug
$3.10
Out of Stock
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 6.4L 390ci V8;
Engine Base: 6.4L 390ci V8;
Vehicle Fitment Notes:
.035 Gap
.035 Gap
Spark Plug
$3.10
Out of Stock
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 7.0L 427ci V8;
Engine Base: 7.0L 427ci V8;
Vehicle Fitment Notes:
.035 Gap
.035 Gap
Spark Plug
$3.10
Out of Stock
Condition: New
Required Per Vehicle: 8
Required Per Vehicle: 8
Vehicle fitment:
Engine Base: 7.0L 428ci V8;
Engine Base: 7.0L 428ci V8;
Vehicle Fitment Notes:
.035 Gap
.035 Gap
Spark Plug
$3.10
Out of Stock
Condition: New
Required Per Vehicle: 6
Required Per Vehicle: 6
Vehicle fitment:
Engine Base: 3.9L 240ci L6;
Engine Base: 3.9L 240ci L6;
Vehicle Fitment Notes:
.035 Gap
.035 Gap