Description: 100% Brand New Items, Never Used Or Installed 6.30" Diameter with 1.75" Bolt Circle. Groove Count: 2 Belt Type: V-Belt Material Type: Steel These Feature deep grooves to prevent belt from slipping Fitment: Fits Big Block Chevy 396-454 Engine. Fits 1965-68 Short Water Pump. Package includes: 1x Short Water Pump Pulley As shown in the picture .