These billet aluminum pulley kits will add the finishing touch on your engine. Serpentine pulley systems are more efficient and reduce drag on your engine. This kit is designed for small block Chevy 283-400 engines with a long water pump. Please note that this serpentine kit requires a REVERSE rotation water pump. Kit Includes: --6-3/8" Crankshaft Pulley --5-7/8" Water Pump Pulley --4-3/8" Alternator Pulley w/ Nose Cone --5-3/4" Keyed Power Steering Pulley
