Resistor (Replaces Champion RC12YC) 491055S .030” Electromagnetic Suppression (EMS) (Replaces Champion QC12YC) 691043 792015 .030” Extended Life Series® OHV Spark Plug Platinum (Replaces Champion RC12YC) 696202 5066 (5066D, 5066H) .030” Resistor Spark plug - hotter spar...
Standard Plug491055S (RC12YC - Resistor).030" Platinum Extended Life*496018S (RC14YC - Resistor - Hot).030" Gold Terminal (EMS)**691043 (QC12YC).030" Resistor (EMS)***792015 (XC92YC).030" *Used in cold climate for better cold starts and extended life - less need to change...