March Performance Serpentine Conversion Pulley Set - Mid Performance Ratio Big Block Chevy
655-7640
Big Block Chevy With Standard Rotation Long Water Pump
Power Steering Belt Size with March Brackets: 37-3/4'' (Gates #465-K050370)
Additional Required Components:
Specifications:
March Chevy Serpentine Conversion Pulley Sets replace your low performance v-belts, eliminate belt throwing and slip while retaining your standard rotation water pump. These pulley sets are available in three ratios; Performance for limited street/racing applications, Mid Performance for weekend street/track and High Waterflow for daily drivers. Precision CNC machined from 6061-T6 aluminum for extra strength, wear and to run perfectly true. Finished with a ''No Polishing'' clear or protective silver powdercoat for a maintenance-free finish!
Mid Performance Ratios High Water Flow Ratios
Performance Ratios
Uses a smaller performance crank pulley and larger water pump pulley to increase horsepower by reducing accessory drag, with typical gains of 12-15 horsepower at the rear wheels.
Uses performance crank pulley to decrease accessory speed to increase horsepower and a high water flow water pump pulley to maintain cooling.
Increases cooling by speeding up water flow and fan speed. This helps at critical low speed driving where most overheating occurs.
Motor Vehicles
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.
Tools:
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.
Electrical Cords
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.