- Accels state-of-the-art, U-Groove spark plugs have ground electrodes, a copper glass inner seal and an electric heat seal to prevent leaking from high compression engines
- U-Groove permits the spark to develop a larger, fuller flash for a more complete burn; extra-wide heat range
- Accel number: 2403
- Sold in pack of 2
Specs Accel U-Groove Spark Plug-.040 in. Gap 2403
- Type: U-Groove
- Units: Each
Fitment Accel U-Groove Spark Plug-.040 in. Gap 2403
- Part H2403 fits the following machines:
- 1983 Harley-Davidson Electra Glide Classic - FLHTC
- 1966 Harley-Davidson Electra Glide - FLH
- 1967 Harley-Davidson Electra Glide - FLH
- 1968 Harley-Davidson Electra Glide - FLH
- 1969 Harley-Davidson Electra Glide - FLH
- 1970 Harley-Davidson Electra Glide - FLH
- 1971 Harley-Davidson Electra Glide - FLH
- 1972 Harley-Davidson Electra Glide - FLH
- 1973 Harley-Davidson Electra Glide - FLH
- 1974 Harley-Davidson Electra Glide - FLH
- 1975 Harley-Davidson Electra Glide - FLH
- 1976 Harley-Davidson Electra Glide - FLH
- 1977 Harley-Davidson Electra Glide - FLH
- 1978 Harley-Davidson Electra Glide - FLH
- 1979 Harley-Davidson Electra Glide - FLH 1200
- 1980 Harley-Davidson Electra Glide - FLH 1200
- 1977 Harley-Davidson Electra Glide - FLHS
- 1979 Harley-Davidson Fat Bob - FXEF 1200
- 1966 Harley-Davidson FL
- 1967 Harley-Davidson FL
- 1968 Harley-Davidson FL
- 1969 Harley-Davidson FL
- 1970 Harley-Davidson FL
- 1971 Harley-Davidson FL
- 1972 Harley-Davidson FL
- 1973 Harley-Davidson FL
- 1974 Harley-Davidson FL
- 1975 Harley-Davidson FL
- 1976 Harley-Davidson FL
- 1977 Harley-Davidson FL
- 1978 Harley-Davidson FL
- 1979 Harley-Davidson FL
- 1966 Harley-Davidson FS
- 1967 Harley-Davidson FS
- 1968 Harley-Davidson FS
- 1969 Harley-Davidson FS
- 1970 Harley-Davidson FS
- 1977 Harley-Davidson Low Rider - FXS
- 1978 Harley-Davidson Low Rider - FXS
- 1979 Harley-Davidson Low Rider - FXS 1200
- 1980 Harley-Davidson Low Rider - FXS 1200
- 1971 Harley-Davidson Super Glide - FX
- 1972 Harley-Davidson Super Glide - FX
- 1973 Harley-Davidson Super Glide - FX
- 1974 Harley-Davidson Super Glide - FX
- 1975 Harley-Davidson Super Glide - FX
- 1976 Harley-Davidson Super Glide - FX
- 1977 Harley-Davidson Super Glide - FX
- 1978 Harley-Davidson Super Glide - FX
- 1974 Harley-Davidson Super Glide - FXE
- 1975 Harley-Davidson Super Glide - FXE
- 1976 Harley-Davidson Super Glide - FXE
- 1977 Harley-Davidson Super Glide - FXE
- 1978 Harley-Davidson Super Glide - FXE
- 1979 Harley-Davidson Super Glide - FXE
- 1980 Harley-Davidson Super Glide - FXE
- 1979 Harley-Davidson Tour Glide - FLT
Images Accel U-Groove Spark Plug-.040 in. Gap 2403
(click on photo(s) for larger images)
H2403 Accel U-Groove Spark Plug-.040 in. Gap
Sizing Accel U-Groove Spark Plug-.040 in. Gap 2403sizing
Sendtofriend Accel U-Groove Spark Plug-.040 in. Gap 2403