Manley Billet Timing Chain Kit - Small Block Chevrolet - Shim

Camshaft sprockets are machined for and include a brass wear shim or a captive Torrington thrust bearing

• Camshaft sprockets are machined for and include a brass wear shim or a captive Torrington thrust bearing
• Crank sprocket includes three keyways enabling different settings: -4, 0, or +4 degrees of timing
• Crank sprocket includes three keyways enabling either 0 degress or +/- 4 degress of timing
• Fully machined billet steel camshaft and crankshaft sprockets
• Roller chain designed with .250" diameter rollers