Increase Horsepower
Reduce Drag
Made in USA
Satin or "clear" Finish Pulleys
Billet Aluminum
Installs with simple hand tools
(1) Crank Pulley
(1) Water Pump
(1) Alternator Pulley
Installation Hardware
Made in the USA
BBK Aluminum Underdrive Pulleys
Made from aircraft quality machined steel or aluminum alloy these BBK Mustang under drive front accessory pulley kits are one of the easiest ways to free up an average 8-15 horsepower in under 30 minutes. These Mustang BBK pulley kits are designed as direct bolt on replacements for the current Ford factory pulleys and retain full cooling and charging characteristics. Each BBK Mustang underdrive pulley kit is vehicle specific. They are designed and tested at the BBK headquarters in Southern California for maximum performance.
BBK Quality
These underdrive pulley kits are available in a hand-polished aluminum finish or gloss black powder-coated steel. Each Mustang pulley kit comes with complete installation instructions and allow the use of existing serpentine belts.
Pulley Measurements
Alternator Pulley - 2.56"
Crank Pulley - 4.75"
Water Pump Pulley - 5.25"
Application
Fits 1979-1993 Mustang 5.0