12371053 - Big Block Chevy Gen VI ZZ502Single Roller Timing Chain Kit For Use With OEM Roller Camshafts Only

This heavy-duty timing chain assembly is used on all second design 502 Gen VI with roller lifter engines with aluminum front timing cover. This kit includes crankshaft sprocket P/N 12550039, camshaft sprocket P/N 12551401, chain P/N 10114177, camshaft retainer P/N 10168501, three hex bolts P/N 9424877, two bolts P/N 14093637, and use these components for replacement service.