Proform 66918C - Proform Chevy High-Performance Gear Drives
Proform Chevy High-Performance Gear Drives
These high-performance gear drives for Chevy offer precise timing while eliminating chain stretch. They have been machined for noise and are easy to install, fitting perfectly under stock timing covers. Each high-performance gear drive includes locking plate, offset cam bushings, roller cam bearing, and bronze thrust bearing.
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