Big-Block Camshafts
The camshaft is one of the most important factors in determining an engine’s overall performance profile and capability. The wide array of precision-engineered, extensively tested camshafts from Chevrolet Performance allows you to choose the best cam for your application. In order to avoid possible engine damage, a distributor with a melonized steel gear must be used with steel camshafts.

Part Number: 19210721
Description: Steel hydraulic roller
Duratuion@.050"Lift: I: 254 / E: 264
Max Lift: I: .632 / E: .632
Lobe Centerline: 112
Technical Notes: For ZZ572/620 engine