1979-1993 Ford 5.0L Steel Serpentine 20% Underdrive Pulley Set Chrome Speedmaster serpentine belts are designed

Speedmaster serpentine belts are designed to keep your accessory drive operating properly

Speedmaster Aluminum Water Pump Pulley

capable of withstanding valve spring load

They are manufactured from cast aluminum and have a powedercoated black/ polished finish

Speedmaster ball joints help to restore your chassis to like-new condition

1979-1993 Ford 5.0L Steel Serpentine 20% Underdrive Pulley Set Chrome Speedmaster serpentine belts are designedSpeedmaster underdrive pulley kits are built from aircraft quality material and computer machined. By reducing the speed of the accessories, these underdrive pulleys free up an average of 8 15 horsepower, while retaining full cooling and charging characteristics. Most kits can be bolted on in less than 30 minutes.