Proform 66917C Small Block Chevy Noisy High Performance Gear Drive Set

Proform high-performance gear drive sets offer high-precision timing, eliminating chain stretch. They are machined for noise, easy to install, and fit under stock timing covers. Cam locking plate also included. Not designed to work on engines with a knock sensor.

Noisy:Yes
Camshaft Gear Attachment:3-bolt
Gear Drive Idler Style:Dual idler
Maximum Advance/Retard at Camshaft:8 degree
Maximum Advance/Retard at Crankshaft:16 degree
Thrust Bearing Included:Yes
Offset Bushings Included:Yes
Gaskets Included:No
Gear Material:Steel