Free Up Horsepower.
A set of SR Performance Underdrive Pulleys reduce parasitic drivetrain loss by cutting down the amount of power your accessories take up, these underdrive pulleys will free up 10+ hp, without sacrificing cooling and charging functionality of your Pony.Quality Construction.
This three piece pulley set is crafted from steel for durability and strength. And are completed in a gloss black finish for great looks under the hood.Fitment.
The 3-Piece SR Performance Underdrive Pulley Kit is designed for use on the 1979 to 1993 Mustang with the iconic 5.0 V8.
1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993 Details >>