Description ARP 134-7901 Small Block Chevy Oil Pump Driveshaft Kit OIL PUMP DRIVESHAFT KITS Don’t depend on a stock oil pump driveshaft in any high per for mance racing engine. ARP shafts are made from aerospace chrome moly, with an in creased body di am e ter, and are centerless ground after heat treatment for perfect con centricity. Chevy drive shafts are rated at 190,000 PSI
