Parts list: № Number Qty Name Options 1 RE56306 1 Cylinder Head (MARKED R90736) (SUB FOR AR70583, RE56309) 2 CD16284 1 Plug OD= 32.4MM (1.274") 3 R515273 1 Engine Cylinder Head Gasket (SUB FOR R59447, R80281, R97356) 4 R85363 14 Cap Screw 12.7MM X 112MM (0.5" X 4.41") Next page: ST228026 CYLINDER HEAD ST228025 ROCKER ARM / SHAFT / TAPPET / PUSH ROD -(CONVERSION PARTS) ST228027 VALVES/VALVES SEATS/SPRINGS/RETAINERS ST228049 ENGINE OIL COOLER ST228038 CRANKSHAFT/BEARINGS ST228040 CRANKSHAFT PULLEY ST228031 IDLE GEARS ST228033 TIMING GEAR COVER ST228034 MAGNETIC PICK UP ST228021 FRONT PLATE