Pontiac GTO Spark Plug Replacement

Gold Conventional; Gap .035

Gap 0.040in OE Type ; Plug Type RV17YC

Gap 0.035in OE Type ; Plug Type RJ18YC

Gap 0.035in OE Type ; Plug Type RJ14YC

Gap 0.040in; Plug Type RS12YC

Gap 0.044 O.E. Recommended Resistor Plug with Patented U-Groove Design

Gap 0.027 O.E. Recommended Resistor Plug with Patented U-Groove Design

Gap 0.035 O.E. Recommended Resistor Plug with Patented U-Groove Design

Gap 0.027 O.E. Recommended Resistor Plug with Patented U-Groove Design

Gap 0.040"

Gap 0.035" OE Equivalent Design

Gap 0.035" OE Equivalent Design

Gap 0.035" OE Equivalent Design

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

Gap 0.040in; Plug Type RS14PMC4

Gap: .040/1.0mm Enhanced Tapered Ground Electrode w/ Platinum Chip

Gap 0.040in; Plug Type RV17PMC4

Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset

OE Style; Auto

Gap 0.040"

Gap 0.035"

Gap .035 (in)

Gap: .040 Enhanced Tapered Ground Electrode w/ Platinum Chip

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

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

Gap .040 (in)

Gap 0.040in; Plug Type RV17PMP4

Gap 0.040in; Plug Type RS14PMP4

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

Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset

Gap 0.040in OE Type ; Plug Type RS12WMPB4

Gap 0.040"

Gap 0.035"

Gap 0.035"

Gap 0.035"

Gap .040 (in)

Gap 0.040 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap OE

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 0.040"

Gap 0.040" OE Equivalent Design 100,000 mi OE Mfr Recommended Service Interval

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

GM Original Equipment Iridium; Original Equipment; GAP .040; GAP PRE-SET AT FACTORY, DO NOT RE-GAP

Gap .040 (in)

Gap 0.040"

14mm Thread; .460 in. Reach; Heat Range 6; Each;0.040 in. Plug Gap

Single; Plug Type 6IR4Y; [Available While Supplies Last];0.035 in. Plug Gap Available While Supplies Last

14mm Thread; .375 in. Reach; Heat Range 6; Gasket Seat; 13/16 Hex; Projected Tip; Resistor; 4 Pack;0.035 in. Plug Gap

14mm Thread; .375 in Reach; Gasket Seat; 13/16 Hex; Projected Tip; Resistor; 8 Pack;0.035 in. Plug Gap

14mm Thread; .460 in. Reach; Tapered Seat; 5/8 Hex; Projected Tip; Resistor; 2 Of PN[0576S-4]; 8 Pack;0.040 in. Plug Gap

Stock Heat Range; 0.032 in. Gap; 5/8 in. Hex Size; .460 in. Reach; Resistor; Tapered Seat Type; 1.25mm Thread Pitch; 14mm Thread Size; 8 Pack Of PN[0576];0.040 in. Plug Gap