Big Block Chevy 1 Groove Water Pump Pulley SWP

Part #(MCC916) Installation tips: Verify that you have a Short water pump. If you have a Short water pump Big Block Chevy your alternator will be mounted on the drivers side of the engine (NOTE: pulleys with washer marks or scratches from mounting cannot be returned) Material Billet Aluminum CNC Machined from a solid block of aluminum Thickness MCC916 billet pulley mounting flange is approximately .300 thick Diameter  The diameter of MCC916 billet 1 Groove water pump pulley is  6 1/2" Single Groove MCC916 pulley is a 1 Groove pulley for Big Block Chevy Engines 396 427 454 with Short Water Pump Pilot Hole Size MCC916 pulley has a 5/8 pilot hole in the center for  Big Block Chevy cars and trucks except corvette Bolt Circle MCC916 pulley has a 1 3/4" bolt circle Short Water Pump MCC916 is for Short water pump (SWP) Big Block Chevy's generally 1969 and older v-belt equipped engines Back Space MCC916 pulley has a 2 5/8" back spacing Belt MCC916 Billet V belt pulley uses a standard 3/8 belt size Application  MCC916 billet pulley is for Big Block Chevrolet engines with Short water pump only Restrictions Cannot be run on Long water pumps or corvette applications. Comments: We have matching billet power steering pulleys, billet alternator pulleys and billet crankshaft pulleys if you want to complete your engine use the links below Check Out these related items