Champion® 810 RA8HC Copper Plus Spark Plug for V-Twins - Replacement for OEM# 6R12 - Fits
Champion® 404 RN12YC Copper Spark Plug for V-Twins - Replacement for OEM# 5R6A on 1984-2000 Evolution and 1975-1980 Shovelhead (1200cc) Harley Motors - MADE IN USA - Billet Proof Designs
NGK Mercury Spark Plug - 827858Q | Defender
Champion RA8HC - Alternative spark plugs
Champion Eco-Clean 5/8 in. RC12YC Spark Plug for 4-Cycle Engines 71ECO - The Home Depot
Champion Eco-Clean 5/8 in. RA8HC Small Engine Spark Plug 810ECO - The Home Depot
Stens part number 130-020 - SPARK PLUG CHAMPION RA8HC
Spark Plug / Champion 810/RA8HC | 130-020 | BMI Karts and Parts