Enginetech RCC454GP Engine Rebuild Kit for 1999 2000 Chevrolet BBC 7.4L 454 V8 VIN "J"Rebuild kits include pistons, piston rings, bearings, timing chain set, oil pump, and gaskets. Engine VIN code J. W O ZK3 Timing Category Part # Sizes Category Part # Sizes Piston Set P3098(8) STD, 020, 030, 040, 060 Piston Ring Set M42518 STD, 020, 030, 040, 060 Bearing Set Rod BB619J STD, 001, 010, 020 Bearing Set Main BC364J STD, 001, 010, 020 Bearing Set Cam CC411 STD Gasket Set Full C7. 4L A Timing Set TS4185A Oil Pump EP77G Expansion Plug Kit PK4