88-95 GM Truck 4.3L 5.0L 5.7L 3 Piece Aluminum Pulley Kits

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88-95 3 Piece Aluminum Pulley Kit - GM Truck 4.3L, 5.0L, 5.7L


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Made from aircraft quality aluminum alloy these BBK 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 BBK pulley kits are designed as direct bolt on replacements for the current factory pulleys and retain full cooling and charging characteristics.

Each BBK under drive pulley kit is vehicle specific.

This kit 1603 fits 1988-1995 GM Truck 4.3L, 5.0L, and 5.7L applications.

They are designed and tested at the BBK headquarters in Southern California for maximum performance.

These under drive pulley kits have a machined aluminum natural finish.

Each kit comes with complete installation instructions.

Please NOTE: This Pulley System requires the use of a 6 rib 91.5" length belt (Length may vary depending on applications)