1984 Mercury Topaz Spark Plug
Browse our online catalogue to find original replacement Spark Plugs specifically designed to fit a 1984 Mercury Topaz.





1984 Mercury Topaz Spark Plug
$8.80
$5.38
50+ In Stock
Condition: New
Ships: Monday Nov. 16th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Required Per Vehicle: 4
Made in USA
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Gap 0.044"
Gap 0.044"





1984 Mercury Topaz Spark Plug
$8.80
$5.38
50+ In Stock
Condition: New
Ships: Monday Nov. 16th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Required Per Vehicle: 4
Made in USA
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Gap 0.044in Part # TR5GP
Gap 0.044in Part # TR5GP





1984 Mercury Topaz Spark Plug
$8.80
$5.38
50+ In Stock
Condition: New
Ships: Monday Nov. 16th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Required Per Vehicle: 4
Made in USA
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Gap 0.044in Stock# 3186
Gap 0.044in Stock# 3186





1984 Mercury Topaz Spark Plug
$8.80
$5.38
50+ In Stock
Condition: New
Ships: Monday Nov. 16th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Required Per Vehicle: 4
Made in USA
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Part # TR5GP Gap 0.044"
Part # TR5GP Gap 0.044"





1984 Mercury Topaz Spark Plug
$4.64
$3.81
10+ In Stock
Condition: New
Ships: Monday Nov. 16th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Required Per Vehicle: 4
Made in Japan
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Gap 0.044" OE Equivalent Design
Gap 0.044" OE Equivalent Design





1984 Mercury Topaz Spark Plug
$4.64
$3.81
10+ In Stock
Condition: New
Ships: Monday Nov. 16th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Required Per Vehicle: 4
Made in Japan
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Gap 0.044in Part # TR5 OE Equivalent Design
Gap 0.044in Part # TR5 OE Equivalent Design





1984 Mercury Topaz Spark Plug
$4.64
$3.81
10+ In Stock
Condition: New
Ships: Monday Nov. 16th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Required Per Vehicle: 4
Made in Japan
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Gap 0.044in Stock# 2238 OE Equivalent Design
Gap 0.044in Stock# 2238 OE Equivalent Design





1984 Mercury Topaz Spark Plug
$4.64
$3.81
10+ In Stock
Condition: New
Ships: Monday Nov. 16th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Required Per Vehicle: 4
Made in Japan
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Part # TR5 Gap 0.044" OE Equivalent Design
Part # TR5 Gap 0.044" OE Equivalent Design



1984 Mercury Topaz Spark Plug
$7.64
$8.11
10+ In Stock
Condition: New
Ships: Monday Nov. 16th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Required Per Vehicle: 4
Made in Japan
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
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





1984 Mercury Topaz Spark Plug
$17.62
$12.39
10+ In Stock
Condition: New
Ships: Monday Nov. 16th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Required Per Vehicle: 4
Made in Germany
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Do Not Gap, Gap is Preset Original Center Electrode Material is Copper/Nickel
Do Not Gap, Gap is Preset Original Center Electrode Material is Copper/Nickel





1984 Mercury Topaz Spark Plug
$17.62
$12.39
10+ In Stock
Condition: New
Ships: Monday Nov. 16th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Required Per Vehicle: 4
Made in Germany
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset
Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset





1984 Mercury Topaz Spark Plug
$15.80
$14.05
10+ In Stock
Condition: New
Ships: Monday Nov. 16th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Required Per Vehicle: 4
Made in Japan
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
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)



1984 Mercury Topaz Spark Plug
$4.51
$4.80
10+ In Stock
Condition: New
Ships: Monday Nov. 16th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Required Per Vehicle: 4
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Gap 0.032 O.E. Recommended Resistor Plug with Patented U-Groove Design
Gap 0.032 O.E. Recommended Resistor Plug with Patented U-Groove Design




1984 Mercury Topaz Spark Plug
$7.39
10+ In Stock
Condition: New
Ships: Monday Nov. 16th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Required Per Vehicle: 4
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Gap 0.044 (in) Plug Type Number RS10PYC
Gap 0.044 (in) Plug Type Number RS10PYC



1984 Mercury Topaz Spark Plug
$4.10
10+ In Stock
Condition: New
Ships: Monday Nov. 16th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Required Per Vehicle: 4
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
OE Type Gap 0.044 (in) Plug Type Number RS14YC
OE Type Gap 0.044 (in) Plug Type Number RS14YC



1984 Mercury Topaz Spark Plug
$18.03
$16.81
10+ In Stock
Condition: New
Ships: Monday Nov. 16th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Pick-Up: Ready in 1 Hour Saturday Nov. 14th
Required Per Vehicle: 4
Made in Japan
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
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



1984 Mercury Topaz Spark Plug
$11.74
10+ In Stock
Condition: New
Ships: Monday Nov. 16th
Pick-Up: Ready in 2-4 Hours Saturday Nov. 14th
Pick-Up: Ready in 2-4 Hours Saturday Nov. 14th
Required Per Vehicle: 4
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Gap 0.044 (in) Plug Type Number RS14PYPB5
Gap 0.044 (in) Plug Type Number RS14PYPB5



1984 Mercury Topaz Spark Plug
$9.33
$6.15
10+ In Stock
Condition: New
Ships: Monday Nov. 16th
Pick-Up: Ready in 2-4 Hours Saturday Nov. 14th
Pick-Up: Ready in 2-4 Hours Saturday Nov. 14th
Required Per Vehicle: 4
Made in Germany
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Do Not Gap, Gap is Preset Original Center Electrode Material is Copper/Nickel
Do Not Gap, Gap is Preset Original Center Electrode Material is Copper/Nickel



1984 Mercury Topaz Spark Plug
$9.33
$6.15
10+ In Stock
Condition: New
Ships: Monday Nov. 16th
Pick-Up: Ready in 2-4 Hours Saturday Nov. 14th
Pick-Up: Ready in 2-4 Hours Saturday Nov. 14th
Required Per Vehicle: 4
Made in Germany
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset
Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset





1984 Mercury Topaz Spark Plug
$13.46
$7.86
10+ In Stock
Condition: New
Ships: Monday Nov. 16th
Pick-Up: Ready in 2-4 Hours Saturday Nov. 14th
Pick-Up: Ready in 2-4 Hours Saturday Nov. 14th
Required Per Vehicle: 4
Made in Germany
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Do Not Gap, Gap is Preset Original Center Electrode Material is Copper/Nickel
Do Not Gap, Gap is Preset Original Center Electrode Material is Copper/Nickel





1984 Mercury Topaz Spark Plug
$13.46
$7.86
10+ In Stock
Condition: New
Ships: Monday Nov. 16th
Pick-Up: Ready in 2-4 Hours Saturday Nov. 14th
Pick-Up: Ready in 2-4 Hours Saturday Nov. 14th
Required Per Vehicle: 4
Made in Germany
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset
Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset



1984 Mercury Topaz Spark Plug
$69.33
Limited Stock
Condition: New
Ships: Monday Nov. 16th
Pick-Up: Ready in 2-4 Hours Saturday Nov. 14th
Pick-Up: Ready in 2-4 Hours Saturday Nov. 14th
Required Per Vehicle: 4
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Gap 0.044 (in) Plug Type Number RS14WYPB5
Gap 0.044 (in) Plug Type Number RS14WYPB5





1984 Mercury Topaz Spark Plug
$2.06
Out of Stock
Condition: New
Required Per Vehicle: 4
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Gap 0.044 in Original Center Electrode Material is Copper/Nickel
Gap 0.044 in Original Center Electrode Material is Copper/Nickel





1984 Mercury Topaz Spark Plug
$2.06
Out of Stock
Condition: New
Required Per Vehicle: 4
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Original Center Electrode Material is Copper/Nickel Gap 0.044 in
Original Center Electrode Material is Copper/Nickel Gap 0.044 in





1984 Mercury Topaz Spark Plug
$28.18
$10.27
Out of Stock
Condition: New
Required Per Vehicle: 4
Made in Japan
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Gap 0.044 Iridium Long Life - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap
Gap 0.044 Iridium Long Life - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap





1984 Mercury Topaz Spark Plug
$15.98
$11.24
Out of Stock
Condition: New
Required Per Vehicle: 4
Made in USA
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Gap 0.044"
Gap 0.044"





1984 Mercury Topaz Spark Plug
$15.98
$11.24
Out of Stock
Condition: New
Required Per Vehicle: 4
Made in USA
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Gap 0.044in Part # TR5IX
Gap 0.044in Part # TR5IX





1984 Mercury Topaz Spark Plug
$15.98
$11.24
Out of Stock
Condition: New
Required Per Vehicle: 4
Made in USA
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Gap 0.044in Stock# 7397
Gap 0.044in Stock# 7397





1984 Mercury Topaz Spark Plug
$15.98
$11.24
Out of Stock
Condition: New
Required Per Vehicle: 4
Made in USA
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Part # TR5IX Gap 0.044"
Part # TR5IX Gap 0.044"
1984 Mercury Topaz Spark Plug
$3.45
Out of Stock
Condition: New
Required Per Vehicle: 4
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
OE Style Replaces OE Half Thread Design .044"/1.1mm
OE Style Replaces OE Half Thread Design .044"/1.1mm

1984 Mercury Topaz Spark Plug
$15.47
Out of Stock
Condition: New
Required Per Vehicle: 4
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
OE Style Available Only While Supplies Last OE half thread design replaced by full thread design .044"/1.1mm
OE Style Available Only While Supplies Last OE half thread design replaced by full thread design .044"/1.1mm
1984 Mercury Topaz Spark Plug
$3.10
Out of Stock
Condition: New
Required Per Vehicle: 4
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Obsolete OE Style OE half thread design replaced by full thread design .044 Gap
Obsolete OE Style OE half thread design replaced by full thread design .044 Gap

1984 Mercury Topaz Spark Plug
$6.05
Out of Stock
Condition: New
Required Per Vehicle: 4
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Replaces OE Half Thread Design .044"/1.1mm
Replaces OE Half Thread Design .044"/1.1mm

1984 Mercury Topaz Spark Plug
$9.95
Out of Stock
Condition: New
Required Per Vehicle: 4
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Replaces OE Half Thread Design .044"/1.1mm
Replaces OE Half Thread Design .044"/1.1mm

1984 Mercury Topaz Spark Plug
$9.62
Out of Stock
Condition: New
Required Per Vehicle: 4
Fits: 1984 Mercury Topaz
Equipped With:
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Engine Base: 2.3L 140ci L4 (3.70x3.30; 94.0x83.8);
Vehicle Fitment Notes:
Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design. .044"/1.1mm
Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design. .044"/1.1mm