Parts list: № Number Qty Name Options 1 H23125 6 Plug 2 R123574 6 Nut 3 R123575 6 O-Ring 4 R121674 1 Medallion 5 RE503027 1 Valve Cover 6 R123543 1 Gasket 6 RE520540 1 Gasket Kit (INCLUDES 24M7385) (HIGH TEMPERATURE) Next page: ST420737 TIMING GEAR COVER, OIL PRESSURE REG. VALVE (ESN -900551) ( - 900551) ST420738 TIMING GEAR COVER (ESN 900552- ) (900552 - ) ST420740 CONNECTING ROD, BEARINGS AND PISTON ST420741 CYLINDER BLOCK, MAIN BEARING CAPS ST420743 ENGINE FRONT PLATE ST420735 ROCKER ARM SHAFT, PUSH RODS AND ROCKER ARMS ST420734 CAMSHAFT AND GEAR ST420732 CRANKSHAFT, GEAR AND MAIN BEARINGS