High machine polish aluminum underdrive pullies are back in stock here at American Muscle. Reducing parasitic drivetrain loss by cutting down the amount of power your accessories take up, these underdrive pullies will free up almost 10-15hp, without sacrificing cooling and charging functionality! Installation normally takes about 30 minutes and full instructions are included.
UnderDrive Pulley Specifications
| Year/Model: |
79-93 5.0L V8 |
Manufacture: |
BBK |
| Material: |
Aluminum |
Finish: |
Polished |
| Crank Pulley: |
Piggyback |
SFI Certifited: |
No |
Mustang Fitment: 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993