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- Underdrive Pulley Kit
- 1979-93 Mustang 5.0L
- Black Powdercoated Steel
Includes: - Crank
- Water Pump
- Alternator
- Computer Machined Billet Steel
- Bolt-On 10-15 Horsepower In Under 30 Minutes
- Retains Full Cooling And Charging
- Uses Existing Factory Serpentine Belt
- Black Powder Coat Finish 3 Pc KitNote: Fits 1986-93 5.0L EFI motors (Reverse Rotation Serpentine System)
BBK Underdrive Pulley Kits Free Up To 8-15 HP!
When it comes to adding power at an affordable price, very few items can compare to these BBK Performance Parts Underdrive Pulley Kits. Proper electrical charging is ensured by careful engineering of the pulley diameter while still increasing power. BBK Ford Underdrive Pulley Kits are CNC machined for a perfect fit and available in your choice of polished aluminum or black powdercoated steel.
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Features:
- Allows the Use of the Existing Serpentine Belt
- Bolt-On Replacement
- Frees Up 8-15 HP
- Cuts Down Accessories Power Usage
















