Compu-Fire 40A 3-Phase Charging System (55570)
- Provides 25 A at idle and 40 A continuously above 2800 rpm
- Unique narrow rotor and stator fit into Softail/Dyna/FLT primary cases as used by most custom builders and the voltage regulator bolts on the stock location without any frame modifications
- Custom-designed flanged seal spacer provides maximum support for the rotor
- Voltage regulator output is calibrated to 14.25 V from idle on up
- Ideal for fuel-injected engines and bikes with overdrive-type transmissions
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 1984 | Harley-Davidson | Disc Glide FXRDG | |
| 1984-1991 | Harley-Davidson | Electra Glide Classic FLHTC | |
| 1986-1987 | Harley-Davidson | Electra Glide FLHT | |
| 1989-1991 | Harley-Davidson | Electra Glide Ultra Classic FLHTCU | |
| 1990-1991 | Harley-Davidson | Fat Boy FLSTF | |
| 1988-1991 | Harley-Davidson | Heritage Softail Classic FLSTC | |
| 1986-1990 | Harley-Davidson | Heritage Softail FLST | |
| 1985 | Harley-Davidson | Low Glide Custom FXRC | |
| 1984-1985 | Harley-Davidson | Low Glide FXRS | |
| 1987 | Harley-Davidson | Low Rider Chrome FXRC | |
| 1990-1991 | Harley-Davidson | Low Rider Convertible FXRS-Conv | |
| 1986-1991 | Harley-Davidson | Low Rider FXRS | |
| 1986-1991 | Harley-Davidson | Low Rider Sport FXRS-SP | |
| 1986-1991 | Harley-Davidson | Softail Custom FXSTC | |
| 1984-1990 | Harley-Davidson | Softail FXST | |
| 1984-1991 | Harley-Davidson | Sport Glide FXRT | |
| 1986 | Harley-Davidson | Sport Glide Grand Touring FXRT | |
| 1986-1991 | Harley-Davidson | Super Glide FXR | |
| 1984-1991 | Harley-Davidson | Tour Glide Classic FLTC | |
| 1989-1991 | Harley-Davidson | Tour Glide Ultra Classic FLTCU | |