Ram 1500 Classic Spark Plug Replacement

2 Plugs Per Cylinder Required Gap 0.044in ; Plug Type REC12MCC4

Gap .045 (in); Auto

with Dual Spark Plugs Original Center Electrode Material is Iridium Do Not Gap, Gap is Preset

with Dual Spark Plugs Original Center Electrode Material is Iridium Do Not Gap, Gap is Preset

Gap 0.044"

Dual Plug; 16 Req'd Gap 0.044"

with Dual Spark Plugs Original Center Electrode Material is Iridium Do Not Gap, Gap is Preset

Dual Plug; 16 Req'd Gap 0.044"

Gap 0.044"

2 Plugs Per Cylinder Required Gap 0.044in ; Plug Type REC12WMPB5

Gap 0.043in; Plug Type RER8ZWYCB4 Actual OE Part

Dual Plug; 16 Req'd Gap 0.044" Actual OE Manufacturer 100,000 mi OE Mfr Recommended Service Interval

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

Gap 0.044 Qty 2 Per Cyl. 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 Qty 2 Per Cyl. Iridium TT - Ultimate Endurance and Power, 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology

Gap 0.035 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)

Dual Plug; 16 Req'd Gap 0.044"

Gap 0.044" OE Equivalent Design 100,000 mi OE Mfr Recommended Service Interval

Gap 0.044"

Gap 0.044 Qty 2 Per Cyl. O.E. Recommended Iridium Long Life - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap

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

5.7L V8 HEMI Engine;Replaces part # 68143877AB