Mercedes-Benz 300SE Spark Plug Replacement

3/4in Reach Spark Plugs Non-Resistor Type Gap 0.032in ; Plug Type N6YC

Gap 0.032in OE Type ; Plug Type RC12YC

Grade: OE Description: 1 ground electrode

Gap 0.032in OE Type ; Plug Type RS12YC

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

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

Gap 0.025" OE Equivalent Design

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

Gap 0.032" OE Equivalent Design 30,000 mi OE Mfr Recommended Service Interval

Gap 0.030" OE Equivalent Design 30,000 mi OE Mfr Recommended Service Interval

Gap 0.032"

Gap 0.025"

Gap 0.032in; Plug Type RC12PYC

Gap 0.032in; Plug Type RS10PYC4

Gap 0.032"

Gap 0.030"

For Sustained High Speed Driving Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset

Gap: .032/0.8mm 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

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

Gap 0.032in; Plug Type RS12PYPB5

Gap 0.032in; Plug Type RS12WYPB4

3/4in Reach Spark Plugs Gap 0.032in ; Plug Type RN8WYPB3

Gap 0.032in; Plug Type RC12WYPB4

Gap 0.040 Double Platinum Plug - Extra Long Life Double Platinum Plug with Platinum Ground Strap

Gap 0.044 Platinum Plug - Long Life Platinum Plug with Taper Tip & Patented U-Groove Design

Gap .032 (in)

Gap 0.030"

Gap 0.025"

Gap 0.032"

Gap .032 (in)

Gap .032 (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 0.044 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 .032 (in)

Gap 0.030"