PROFORM Lightning-Bolt Mini Alternator 100 AMP 1-Wire With Internal Regulator
Highlights
- Lightweight 7 lb Design
- Generates Over 100 AMPs
- Aluminum Housing
- Includes V-Belt Pulley
Proform 100 AMP 1-Wire Lightning-Bolt Mini Alternator with Internal Regulator.
The Proform Lightning-Bolt 100 AMP Mini Alternator is a true innovation that boasts incredible weight reduction and powerful performance. Weighing in at just 7 pounds and sporting a unique Lightning Bolt design, this alternator can generate 80+ amps at idle and over 100 amps at its top end. It's perfect for drag strip racing and for providing the amperage your street vehicle needs. And, with its stunning aluminum housing, it's sure to turn heads. Use it with a V-belt style pulley or purchase a serpentine pulley separately. Designed with a universal mounting configuration, this alternator is the upgrade you need.
Features & Benefits:
- Mini-Style, 12-Volt
- Unique Lightning-Bolt Case
- 1-Wire Hookup with Internal Regulator
- 2.7” V-Belt Pulley
- 100 AMP Internal Fan
- Only Weighs 7 Pounds
Vehicle Applications:
- 1965-1973 Mustang
- 1970-1979 F-100
- 1966-1977 Bronco
- 1960-1987 C10
California Residents: Proposition 65 Warning
Related Categories: Mustang Parts, Mustang Engine, Mustang Alternators & Generators, Ford Bronco Parts, Ford F-100 Parts
Installation Difficulty

Intermediate skill is required for this installation.
Installation Instructions
Vehicle Fitment
This product will fit the following Bronco years:
This product will fit the following C10 years:
- 1960,
- 1961,
- 1962,
- 1963,
- 1964,
- 1965,
- 1966,
- 1967,
- 1968,
- 1969,
- 1970,
- 1971,
- 1972,
- 1973,
- 1974,
- 1975,
- 1976,
- 1977,
- 1978,
- 1979,
- 1980,
- 1981,
- 1982,
- 1983,
- 1984,
- 1985,
- 1986,
- 1987,
This product will fit the following F-100 years:
- 1948,
- 1949,
- 1950,
- 1951,
- 1952,
- 1953,
- 1954,
- 1955,
- 1956,
- 1957,
- 1958,
- 1959,
- 1960,
- 1961,
- 1962,
- 1963,
- 1964,
- 1965,
- 1966,
- 1967,
- 1968,
- 1969,
- 1970,
- 1971,
- 1972,
- 1973,
- 1974,
- 1975,
- 1976,
- 1977,
- 1978,
- 1979,
This product will fit the following Mustang years:













