1986 Mercury Marquis Spark Plugs
Save up to 40% on original replacement 1986 Mercury Marquis Spark Plugs. Navigate our online catalogue to find Spark Plugs and other parts designed specifically to fit a 1986 Mercury Marquis.
Spark Plug
$9.33
$7.65
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Condition: New
Required Per Vehicle: 4
Required Per Vehicle: 4
Vehicle fitment:
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
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
Spark Plug
$13.46
$9.86
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 2-3 Hours (Order before 11:00 AM)
Pick-Up: Ready in 2-3 Hours (Order before 11:00 AM)
Condition: New
Required Per Vehicle: 4
Required Per Vehicle: 4
Made in Germany
Vehicle fitment:
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
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
Spark Plug
$17.62
$11.38
In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 2-3 Hours (Order before 11:00 AM)
Pick-Up: Ready in 2-3 Hours (Order before 11:00 AM)
Condition: New
Required Per Vehicle: 4
Required Per Vehicle: 4
Made in Germany
Vehicle fitment:
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
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
Spark Plug
$7.64
$7.34
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Condition: New
Required Per Vehicle: 4
Required Per Vehicle: 4
Made in Japan
Vehicle fitment:
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
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
Spark Plug
$7.64
$7.34
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Condition: New
Required Per Vehicle: 6
Required Per Vehicle: 6
Made in Japan
Vehicle fitment:
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
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
Spark Plug
$18.03
$14.61
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Available Immediately
Pick-Up: Available Immediately
Condition: New
Required Per Vehicle: 4
Required Per Vehicle: 4
Made in Japan
Vehicle fitment:
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
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
Spark Plug
$18.03
$14.61
10+ In Stock
Ships: Monday Sep. 22nd
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: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
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
Spark Plug
$15.80
$13.20
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Condition: New
Required Per Vehicle: 4
Required Per Vehicle: 4
Made in Japan
Vehicle fitment:
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
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)
Spark Plug
$15.80
$13.20
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Condition: New
Required Per Vehicle: 6
Required Per Vehicle: 6
Made in Japan
Vehicle fitment:
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
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)
Spark Plug
$3.93
$4.12
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Condition: New
Required Per Vehicle: 6
Required Per Vehicle: 6
Made in Japan
Vehicle fitment:
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
Vehicle Fitment Notes:
Gap 0.054in Part # TR55-1 OE Equivalent Design 48,000 km Factory Recommended Service Interval
Gap 0.054in Part # TR55-1 OE Equivalent Design 48,000 km Factory Recommended Service Interval
Spark Plug
$3.93
$4.12
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Condition: New
Required Per Vehicle: 6
Required Per Vehicle: 6
Made in Japan
Vehicle fitment:
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
Vehicle Fitment Notes:
Gap 0.054in Stock# 2683 OE Equivalent Design 48,000 km Factory Recommended Service Interval
Gap 0.054in Stock# 2683 OE Equivalent Design 48,000 km Factory Recommended Service Interval
Spark Plug
$8.80
$6.75
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Condition: New
Required Per Vehicle: 4
Required Per Vehicle: 4
Made in Japan
Vehicle fitment:
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Vehicle Fitment Notes:
Gap 0.044in Part # TR5-1GP
Gap 0.044in Part # TR5-1GP
Spark Plug
$8.80
$6.75
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Condition: New
Required Per Vehicle: 4
Required Per Vehicle: 4
Made in Japan
Vehicle fitment:
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Vehicle Fitment Notes:
Gap 0.044in Stock# 3716
Gap 0.044in Stock# 3716
Spark Plug
$4.64
$4.37
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 2-3 Hours (Order before 11:00 AM)
Pick-Up: Ready in 2-3 Hours (Order before 11:00 AM)
Condition: New
Required Per Vehicle: 4
Required Per Vehicle: 4
Made in Japan
Vehicle fitment:
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Vehicle Fitment Notes:
Gap 0.044in Part # TR5-1 OE Equivalent Design 48,000 km Factory Recommended Service Interval
Gap 0.044in Part # TR5-1 OE Equivalent Design 48,000 km Factory Recommended Service Interval
Spark Plug
$4.64
$4.37
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 2-3 Hours (Order before 11:00 AM)
Pick-Up: Ready in 2-3 Hours (Order before 11:00 AM)
Condition: New
Required Per Vehicle: 4
Required Per Vehicle: 4
Made in Japan
Vehicle fitment:
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Vehicle Fitment Notes:
Gap 0.044in Stock# 7060 OE Equivalent Design 48,000 km Factory Recommended Service Interval
Gap 0.044in Stock# 7060 OE Equivalent Design 48,000 km Factory Recommended Service Interval
Spark Plug
$5.95
$7.19
10+ In Stock
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Condition: New
Required Per Vehicle: 6
Required Per Vehicle: 6
Made in Japan
Vehicle fitment:
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
Vehicle Fitment Notes:
Gap 0.054in Part # TR55-1GP
Gap 0.054in Part # TR55-1GP
Spark Plug
$5.95
$7.19
10+ In Stock
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Condition: New
Required Per Vehicle: 6
Required Per Vehicle: 6
Made in Japan
Vehicle fitment:
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
Vehicle Fitment Notes:
Gap 0.054in Stock# 7159
Gap 0.054in Stock# 7159
Spark Plug
$15.98
$13.81
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 2-3 Hours (Order before 11:00 AM)
Pick-Up: Ready in 2-3 Hours (Order before 11:00 AM)
Condition: New
Required Per Vehicle: 4
Required Per Vehicle: 4
Made in Japan
Vehicle fitment:
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Vehicle Fitment Notes:
Gap 0.044in Part # TR5-1IX
Gap 0.044in Part # TR5-1IX
Spark Plug
$15.98
$13.81
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 2-3 Hours (Order before 11:00 AM)
Pick-Up: Ready in 2-3 Hours (Order before 11:00 AM)
Condition: New
Required Per Vehicle: 4
Required Per Vehicle: 4
Made in Japan
Vehicle fitment:
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Vehicle Fitment Notes:
Gap 0.044in Stock# 7243
Gap 0.044in Stock# 7243
Spark Plug
$15.98
$13.82
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Condition: New
Required Per Vehicle: 6
Required Per Vehicle: 6
Made in Japan
Vehicle fitment:
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
Vehicle Fitment Notes:
Gap 0.054in Part # TR55-1IX
Gap 0.054in Part # TR55-1IX
Spark Plug
$15.98
$13.82
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Condition: New
Required Per Vehicle: 6
Required Per Vehicle: 6
Made in Japan
Vehicle fitment:
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
Vehicle Fitment Notes:
Gap 0.054in Stock# 7316
Gap 0.054in Stock# 7316
Spark Plug
$3.11
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Condition: New
Required Per Vehicle: 4
Required Per Vehicle: 4
Vehicle fitment:
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
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
Spark Plug
$3.45
10+ In Stock
Ships: in 5-6 Business Days
Pick-Up: in 5-6 Business Days
Pick-Up: in 5-6 Business Days
Condition: New
Required Per Vehicle: 6
Required Per Vehicle: 6
Vehicle fitment:
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
Vehicle Fitment Notes:
OE Style Available Only While Supplies Last OE half thread design replaced by full thread design .054"/1.4mm
OE Style Available Only While Supplies Last OE half thread design replaced by full thread design .054"/1.4mm
Spark Plug
$5.07
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Condition: New
Required Per Vehicle: 4
Required Per Vehicle: 4
Vehicle fitment:
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Vehicle Fitment Notes:
Replaces OE Half Thread Design .044"/1.1mm
Replaces OE Half Thread Design .044"/1.1mm
Spark Plug
$5.07
10+ In Stock
Ships: Monday Sep. 22nd
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Pick-Up: Ready in 1 Hour (Order before 12:00 PM)
Condition: New
Required Per Vehicle: 6
Required Per Vehicle: 6
Vehicle fitment:
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
Vehicle Fitment Notes:
Replaces OE Half Thread Design .054"/1.4mm
Replaces OE Half Thread Design .054"/1.4mm
Spark Plug
$10.20
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: 4
Required Per Vehicle: 4
Vehicle fitment:
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
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
Spark Plug
$10.20
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: 6
Required Per Vehicle: 6
Vehicle fitment:
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
Vehicle Fitment Notes:
Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design. .054"/1.4mm
Iridium Enhanced Center Electrode. Proprietary V-trimmed Platinum side wire. 0.6mm finewire design. .054"/1.4mm
Spark Plug
$4.51
$3.34
Out of Stock
Condition: New
Required Per Vehicle: 4
Required Per Vehicle: 4
Made in Japan
Vehicle fitment:
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Vehicle Fitment Notes:
Gap 0.044 O.E. Recommended Resistor Plug with Patented U-Groove Design
Gap 0.044 O.E. Recommended Resistor Plug with Patented U-Groove Design
Spark Plug
$4.51
$3.34
Out of Stock
Condition: New
Required Per Vehicle: 6
Required Per Vehicle: 6
Made in Japan
Vehicle fitment:
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
Vehicle Fitment Notes:
Gap 0.044 O.E. Recommended Resistor Plug with Patented U-Groove Design
Gap 0.044 O.E. Recommended Resistor Plug with Patented U-Groove Design
Spark Plug
$8.92
Out of Stock
Condition: New
Required Per Vehicle: 4
Required Per Vehicle: 4
Vehicle fitment:
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Vehicle Fitment Notes:
Obsolete OE half thread design replaced by full thread design .044"/1.1mm
Obsolete OE half thread design replaced by full thread design .044"/1.1mm
Spark Plug
$8.14
Out of Stock
Condition: New
Required Per Vehicle: 4
Required Per Vehicle: 4
Vehicle fitment:
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Vehicle Fitment Notes:
Replaces OE Half Thread Design .044"/1.1mm
Replaces OE Half Thread Design .044"/1.1mm
Spark Plug
$8.14
Out of Stock
Condition: New
Required Per Vehicle: 6
Required Per Vehicle: 6
Vehicle fitment:
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
Engine Base: 3.8L 232ci V6 (3.81x3.39; 96.8x86.0);
Vehicle Fitment Notes:
Replaces OE Half Thread Design .054"/1.4mm
Replaces OE Half Thread Design .054"/1.4mm
Spark Plug
$3.45
Out of Stock
Condition: New
Required Per Vehicle: 4
Required Per Vehicle: 4
Vehicle fitment:
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Engine Base: 2.3L 140ci L4 (3.78x3.13; 96.0x79.4);
Vehicle Fitment Notes:
OE Style Replaces OE Half Thread Design .044"/1.1mm
OE Style Replaces OE Half Thread Design .044"/1.1mm