Product Description
Finish off that custom chopper build or upgrade your Harley system with the HI-4N kit from S&S Cycle.
Fits: 70-99 Big Twin (Except Twin Cam), 71-85 Sportster XL
- More power than the stock ignition
- Single-fire and dual-fire function built into a single module
- All-metal housing provides improved heat dissipation
- Ignition advance and timing degree markings are on the metal flange
- Convenient cable notch in the housing makes installation easier and prevents damage to the cable
- Sensor and magnet housings are built into the all-metal back plate to protect the sensors from damage during installation
- Sensor housings contain advanced flux concentrators with high-temperature-resistant samarium/cobalt magnets for accurate, reliable ignition triggering
- Electronics are fully enclosed to resist vibration, moisture and dirt
- All electronics are mounted directly to the metal housing, which acts as a heat sink
- Four rotary switches for ignition mode selection, advance rate, and rev limit
- Switches provide accurate, repeatable settings
- Includes ignition module, S&S ignition coil and correct-length spark plug wires
- Made in the U.S.A
NOTE: Not for fuel-injected models.
Fitment
| Year | Make | Model |
|---|---|---|
| 1972 - 1979 | Harley-Davidson | 1000 Sportster - XLCH  |
| 1972 - 1985 | Harley-Davidson | 1000 Sportster - XLH |
| 1983 - 1985 | Harley-Davidson | 1000 Sportster - XLX |
| 1977 - 1978 | Harley-Davidson | 1000 Sportster Cafe Racer - XLCR |
| 1979 - 1980 | Harley-Davidson | 1200 Fat Bob - FXEF |
| 1977 - 1979 | Harley-Davidson | 1200 Low Rider - FXS |
| 1971 - 1978 | Harley-Davidson | 1200 Super Glide - FX |
| 1973 - 1980 | Harley-Davidson | 1200 Super Glide - FXE |
| 1978 - 1984 | Harley-Davidson | 80 Electra Glide - FLH |
| 1981 | Harley-Davidson | 80 Electra Glide Heritage - FLH |
| 1979 - 1981 | Harley-Davidson | 80 Fat Bob - FXEF |
| 1985 | Harley-Davidson | 80 Fat Bob - FXEF |
| 1979 - 1982 | Harley-Davidson | 80 Low Rider - FXS |
| 1983 - 1985 | Harley-Davidson | 80 Low Rider - FXSB |
| 1980 - 1982 | Harley-Davidson | 80 Sturgis - FXB |
| 1979 - 1984 | Harley-Davidson | 80 Super Glide - FXE |
| 1980 - 1984 | Harley-Davidson | 80 Wide Glide - FXWG |
| 1971 | Harley-Davidson | 900 Sportster - XLCH |
| 1971 | Harley-Davidson | 900 Sportster - XLH |
| 1983 | Harley-Davidson | Disc Glide - FXDG |
| 1984 | Harley-Davidson | Disc Glide - FXRDG |
| 1994 - 1998 | Harley-Davidson | Dyna Convertible - FXDS-CONV |
| 1991 | Harley-Davidson | Dyna Daytona - FXDB |
| 1992 | Harley-Davidson | Dyna Glide Custom - FXDC |
| 1993 - 1998 | Harley-Davidson | Dyna Low Rider - FXDL |
| 1992 | Harley-Davidson | Dyna Sturgis - FXDB |
| 1995 - 1998 | Harley-Davidson | Dyna Super Glide - FXD |
| 1993 - 1998 | Harley-Davidson | Dyna Wide Glide - FXDWG |
| 1970 - 1980 | Harley-Davidson | Electra Glide - FL |
| 1970 - 1984 | Harley-Davidson | Electra Glide - FLH |
| 1977 | Harley-Davidson | Electra Glide - FLHS |
| 1980 - 1981 | Harley-Davidson | Electra Glide - FLHS |
| 1983 | Harley-Davidson | Electra Glide - FLHT |
| 1985 - 1987 | Harley-Davidson | Electra Glide - FLHT |
| 1977 - 1981 | Harley-Davidson | Electra Glide Classic - FLH 1200 |
| 1979 - 1984 | Harley-Davidson | Electra Glide Classic - FLH 80 |
| 1983 - 1998 | Harley-Davidson | Electra Glide Classic - FLHTC |
| 1984 | Harley-Davidson | Electra Glide Special - FLHX |
| 1982 - 1984 | Harley-Davidson | Electra Glide Sport - FLHS |
| 1987 - 1993 | Harley-Davidson | Electra Glide Sport - FLHS |
| 1989 - 1998 | Harley-Davidson | Electra Glide Ultra Classic - FLHTCU |
| 1990 - 1999 | Harley-Davidson | Fat Boy - FLSTF |
| 1986 - 1990 | Harley-Davidson | Heritage - FLST |
| 1987 - 1999 | Harley-Davidson | Heritage Classic - FLSTC |
| 1993 | Harley-Davidson | Heritage Nostalgia - FLSTN |
| 1994 - 1996 | Harley-Davidson | Heritage Special - FLSTN |
| 1997 - 1999 | Harley-Davidson | Heritage Springer - FLSTS |
| 1984 - 1985 | Harley-Davidson | Low Glide - FXRS |
| 1985 | Harley-Davidson | Low Glide Custom - FXRC |
| 1986 - 1993 | Harley-Davidson | Low Rider - FXRS |
| 1987 | Harley-Davidson | Low Rider Chrome - FXRC |
| 1990 - 1993 | Harley-Davidson | Low Rider Convertible - FXRS-CONV |
| 1987 - 1994 | Harley-Davidson | Low Rider Custom - FXLR |
| 1988 - 1993 | Harley-Davidson | Low Rider Sport - FXRS-SP |
| 1998 | Harley-Davidson | Road Glide - FLTR |
| 1994 - 1998 | Harley-Davidson | Road King - FLHR |
| 1979 - 1985 | Harley-Davidson | Roadster - XLS |
| 1984 - 1993 | Harley-Davidson | Softail - FXST |
| 1986 - 1999 | Harley-Davidson | Softail Custom - FXSTC |
| 1999 | Harley-Davidson | Softail Night Train - FXSTB |
| 1988 - 1999 | Harley-Davidson | Softail Springer - FXSTS |
| 1995 - 1997 | Harley-Davidson | Softail Springer Bad Boy - FXSTSB |
| 1999 | Harley-Davidson | Softail Standard - FXST |
| 1983 - 1993 | Harley-Davidson | Sport Glide - FXRT |
| 1986 | Harley-Davidson | Sport Glide Grand Touring - FXRD |
| 1977 - 1978 | Harley-Davidson | Sportster - XLT |
| 1984 - 1994 | Harley-Davidson | Super Glide - FXR |
| 1982 - 1983 | Harley-Davidson | Super Glide II - FXR |
| 1982 - 1983 | Harley-Davidson | Super Glide II - FXRS |
| 1980 - 1983 | Harley-Davidson | Tour Glide - FLT |
| 1980 - 1994 | Harley-Davidson | Tour Glide Classic - FLTC |
| 1988 - 1996 | Harley-Davidson | Tour Glide Ultra Classic - FLTCU |
| 1985 - 1986 | Harley-Davidson | Wide Glide - FXWG |
| 1996 - 1997 | Harley-Davidson | XL 1200C Custom |
| 1986 - 1987 | Harley-Davidson | XLH 1100 |
| 1988 - 1997 | Harley-Davidson | XLH 1200 |
| 1986 - 1997 | Harley-Davidson | XLH 883 |
| 1986 - 1995 | Harley-Davidson | XLH 883 Deluxe |
| 1987 - 1997 | Harley-Davidson | XLH 883 Hugger |
Additional Information
| MPN | 550-0502 |