Dodge Ram 3500 Van Spark Plug Replacement

Gap 0.040in; Plug Type RC12LC4 Actual OE Part

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

Gap 0.032 O.E. Recommended Resistor Plug with Patented U-Groove Design

Gap 0.040" OE Equivalent Design 30,000 mi OE Mfr Recommended Service Interval

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

Gap 0.040in; Plug Type RC12PLC4

FR5-1 NGK

Gap 0.040"

ZFR6F-11 NGK

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

ZFR6F-11 NGK

ZFR6F-11 NGK

Gap 0.040in; Plug Type RC10PLPB4

ZFR6F-11 NGK

Gap 0.044 Double Platinum Plug - Extra Long Life Double Platinum Plug with Platinum Ground Strap

Gap 0.040"

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 0.040in; Plug Type RC12WLPB4

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

Gap 0.040"

Gap 0.044 Iridium Long Life - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap

Gap 0.040"

Gap 0.040"

Single; Plug Type 7IR6Y; [Available While Supplies Last];0.043 in. Plug Gap

14mm Thread; 3/4 in Reach; Hot Heat Range; 4 Pack;0.035 in. Plug Gap