Manley Pro Series True Roller Timing Set - SB Chevy - .005" Shorter Center - to - Center 20-OTL-NG-2XL Duration 274 / 278

Duration 274 / 278

Built around AutoMeter's responsive competition grade movements

Unfortunately

and R6107-1

Manley Pro Series True Roller Timing Set - SB Chevy - .005" Shorter Center - to - Center 20-OTL-NG-2XL Duration 274 / 278Manley 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. Manley Performance high performance and racing engine parts have been powering winners since 1966. Since our inception in March 1966,