1988-95 GM Truck 4.3/5.0/5.7L
BBK Performance Parts Underdrive Pulleys for GM applications offer a simple and affordable way to gain additional horsepower. Underdrive pulleys reduce the power the engine uses to turn the engine accessories, resulting in freeing up additional horsepower. BBK's underdrive pulleys are built from aircraft quality CNC machined aluminum, reducing overall weight and for lasting durability and appearance. These pulleys are direct replacements for easy installation.
- Reduces Engine Drag on Accessories
- Aircraft Quality CNC Machined Aluminum
- 8-15 HP Average Gain
- Bolt-On Installation
- Use with Stock Belt
- Includes Instructions
WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.
WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.
WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.