Manley Pro Series True Roller Timing Set Kit - SB Chevy - Stock Center-to-Center - Includes #MAN73181 Kit - #MAN42111 Cam Roller Thrust Button & #MAN42114 Locking Plate

Manley Pro Series Timing Chain Kits with ful . 250" large diameter True Roller Timing Chains and three keyway Crankshaft Spockets can be used to set the camshaft straight up, advanced 4 degrees, or retarded 4 degrees. The camshaft sprocket is factory machined to accept a Torrington Thrust Bearing which is included. Kit includes Roller Thrust Button #MAN42111 that is placed between the camshaft nose and the timing chain cover to prevent the camshaft from "walking" forward in the block. Also includes #MAN42114 Camshaft Locking Plate.