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OPGI Price: $219.99
Part Type: (P) High Performance, designed to improve performance BB = Big-block engine
Sold As: EACH
Replaces the stock timing chain with a precision gear drive system. The gear drive can be easily installed. The Accu-Drive system transmits power from the crankshaft gear to a full-floating main idler, which drives the camshaft gear. Accu-Drive gear drives are not recommended for use above 7000 rpm or on computer controlled vehicles with knock sensors. Also, not applicable to stock Chevy hydraulic roller lifter cam-equipped engines.