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Looking for aftermarket parts to modify or upgrade your 1990 Chevrolet R3500 with timing covers? At Tunersports.com we carry a huge selection of the top name brand performance timing cover parts and accessories.
 IN STOCK - DROPSHIPS 217Eliminate timing cover flex which causes erratic ignition timing. Allow Camshaft to be replaced without disturbing the oil pan Seal. Simple endplay adjustment with dial indicator access hole. Integrated timing pointer simplifies ignition timing checks. Compatible with all water umps and most Gear dr... COMP Cams Timing Cover Chevy Big Block 1989-1990 Chevrolet R3500 Scottsdale 1989-1991 Chevrolet R3500 Cheyenne / Silverado $349.68 |