Mercury Mystique Spark Plug Replacement

Gap 0.054in; Plug Type RS14YC6

Gap 0.060 Resistor Plug with Patented U-Groove Design

Gap 0.054in OE Type ; Plug Type RS14PYC6

Gap 0.054"

Gap 0.050in; Plug Type RE10PMC5

Original Center Electrode and Ground Electrode Material is Platinum Do Not Gap, Gap is Preset

Gap 0.054"

Original Center Electrode Material is Platinum Do Not Gap, Gap is Preset

Gap: .054/1.4mm Enhanced Tapered Ground Electrode w/ Platinum Chip

Original Center Electrode Material is Platinum Do Not Gap, Gap is Preset

Gap 0.040 Platinum TT - Twin-Tip Technology Design with Platinum Center Electrode and Titanium Enhanced Ground Strap

Original Center Electrode Material is Platinum Do Not Gap, Gap is Preset

Original Center Electrode and Ground Electrode Material is Platinum Do Not Gap, Gap is Preset

Gap 0.054in; Plug Type RS14PYPB5

Gap 0.050in OE Type ; Plug Type RES11PYP5

Gap 0.050"

Original Center Electrode Material is Platinum Do Not Gap, Gap is Preset

Original Center Electrode and Ground Electrode Material is Platinum Do Not Gap, Gap is Preset

Gap 0.040 Platinum TT - Twin-Tip Technology Design with Platinum Center Electrode and Titanium Enhanced Ground Strap

Gap 0.050 O.E. Recommended Double Platinum Plug - Extra Long Life Double Platinum Plug with Platinum Ground Strap

Gap 0.050 O.E. Recommended Double Platinum Plug - Extra Long Life Double Platinum Plug with Platinum Ground Strap

Gap 0.050in; Plug Type RE10WYPB5

Gap 0.054"

Gap 0.050"

Gap 0.054in; Plug Type RS14WYPB5

Gap .054 (in)

Gap .050 (in)

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)

Gap 0.050" OE Equivalent Design 100,000 mi OE Mfr Recommended Service Interval

Gap 0.054" OE Equivalent Design 100,000 mi OE Mfr Recommended Service Interval

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 0.040 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

Gap 0.040 Iridium TT - Ultimate Endurance and Power, 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology

Gap 0.054"

Single; Plug Type 5IR5Y; 14 mm. Thread; 0.9840 Reach