Assault Racing Products 2253KIT-BK Big Block Chevy Black Billet Aluminum Gilmer Belt Drive Pulley Kit BBC 427 454
- Short / Long Style Mechanical Water Pumps up to 5/8in Shaft.
- Water Pump Pulley, Crankshaft Pulley, Alternator Pulley, Belt.
- Water Pump and Crankshaft Pulleys are 1:1 Ratio.