Chrome Steel Crankshaft Lower Pulley, Single Groove 6.80" Dia, 1.75" Bolt Circle Product:Fits 1955-68 S/B Chev 283-350 with Short Water Pump System comes with 2 brackets

System comes with 2 brackets and 1-1/2" wide heavy duty nylon safety belts

Built to outlast and outperform in accuracy and strength

For Extra Water Passage Clearance on all Mechanical Temperature Gauges

Melonite QPQ coated reduces friction and initial wear

Chrome Steel Crankshaft Lower Pulley, Single Groove 6.80" Dia, 1.75" Bolt Circle Product:Fits 1955-68 S/B Chev 283-350 with Short Water Pump System comes with 2 bracketsChrome Steel Crankshaft Lower Pulley, Single Groove 6. 80" Dia, 1. 75" Bolt CircleFits 1955 68 S B Chev 283 350 with Short Water Pump RPCR9602 CR9602 Chrome S B Chevy 283 350 V8 single groove crankshaft pulley for short water pump, lower.