Big Block Chevy 3 Groove Crankshaft Pulley LWP

Part #(MCC538) Installation tips: Verify that you have a long water pump. If you have a long water pump Big Block Chevy your alternator will be mounted on the passenger side of the engine  (NOTE: pulleys with washer marks or scratches from mounting cannot be returned) Material Chrome steel , triple plated Copper / Nickel / Chrome Thickness chrome pulley is stamped from approximately .050 thick steel. Diameter  The diameter of MCC538 chrome 3 Groove Crankshaft pulley is  7 5/8" Three Groove MCC538 pulley is a 3 Groove pulley for Big Block Chevy Engines 396 427 454 with Long Water Pump Long Water pump MCC538 is for Long Waterpump  (LWP) Big Block Chevy generally 1969 and newer v-belt equipped engines Inset Depth MCC538 pulley has a 2 5/8"  inside depth Belt MCC538 Chrome V belt pulley uses a standard 3/8 belt size Application  MCC538 Chrome pulley is for Big Block Chevrolet engines with long Water Pump only Restrictions  Cannot be run on Big Block Chevys with Short water pump. Gen 4 only .Cannot be run on Gen 5 or Gen 6 BBC's Comments: We have matching chrome power steering pulleys chrome alternator pulleys and chrome water pump pulleys if you want to complete your engine use the links below Check Out these related items