NGK: BPR5ES-11, BOSCH: 242225548, 242225554, 242225624, 242229557, 242229566, 242229687, 242229885, WR8DCX, WR8DCX+, WR9DCX, WR9DCX+ HARLEY DAVIDSON: Bad Boy / FLSTF / FLSTC / FLHR / FLSTN / FLHTC / FLHT / FL V-2 Evolution 1984>, FLSTF / FX V-2 Evolution /FXD / FXDG / FXDL / FXDS / FXSTC / FXSTS 1985>