ASP Underdrive Crank Pulley Black Mustang 5.0L 1979-1993

ASP:
520100

Highlights

  • Increases Horsepower
  • Black Finish
  • Exceeds Factory Quality
  • Accessories are Slowed
$84.99

ASP Black Underdrive Crank Pulley for 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992 and 1993 5.0L Mustangs.

Swap out your factory-sized crank pulley with this resized replacement to slow your accessories and increase your engine's horsepower. The ASP Black Underdrive Crank Pulley (520100) reduces the amount of power needed to drive external engine accessories, resulting in more horsepower available to the drive wheels. Designed to exceed factory quality, the underdrive crank pulley features a steel construction with a durable black finish. With the use of basic hand tools, you can install this part in your 1979-1993 5.0L Mustang in no time. 

Features and Benefits:
- Increased Horsepower
- Reduced Drag
- 25% Underdrive Crank
- Simple Install with Basic Hand Tools

Please Note: Requires a shorter belt.

California Residents: Proposition 65 Warning

Vehicle Fitment

This product will fit the following Mustang years:

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