Chevy Small Block Pulley Kit Short Water Pump (283, 302, 305, 327, 350 & 400) Air Conditioning Applications Underdrive ratio for Increased Horsepower! This pulley has been CNC machined in the USA from a solid bar to ensure that it is balanced and runs perfectly true. We then hand polish each part to a mirror finish so that it really makes your engine stand out from the crowd. Technical Specs: Pulley Kit Contents: ---SBCS2WP ---2 Groove Water Pump Pulley ---Diameter: 6.4" ---SBCS3CR ---3 Groove Crankshaft Pulley ---Diameter: 5.8" ---SBC1ALT ---1 Groove Alternator Pulley and Cap ---Diameter: 2.7" Note: Short water pumps (SWP) are 5.625" (5 5/8") from face of water pump to block. Material: 6061-T6 Billet Aluminum (Not Cast Aluminum like the competition) Made in the USA!.
