Parts list: № Number Qty Name Options 1 R60161 2 Dowel Pin 2 R63326 1 Gear 3 26H12 1 SHAFT KEY 1/8" X 3/4" 4 R35045 1 GEAR 5 AR92533 1 CRANKSHAFT (MARKED R63476) 6 26H85 1 Shaft Key 1/4" X 1" Next page: 0401-1C CRANKSHAFT (JD646-B) (6531 SHORT BLOCK SERIAL NO. XXXXXX- ) [02B15] 0401-1D MAIN AND MAIN THRUST BEARINGS (6531) [02B16] 0401-1F CRANKSHAFT AND MAIN BEARINGS (JD646 W/6404 ESN -223644) [02B18] 0401-2 UNDERSIZE CONNECTING ROD JOURNAL CRANKSHAFT AND BEARING KIT (JD646 W/6404 ESN -223644) [02B19] 0401-2A UNDERSIZE MAIN BEARING CRANKSHAFT KIT (JD646 W/6404 ESN -223644) (CRANKSHAFT OR CAMSHAFT DRIVEN OIL PUMP) [02B20] 0401-1A CRANKSHAFT (JD646-B W/6531 ESN XXXXXX- ) [02B13] 0401-1 CRANKSHAFT (6531) [02B12]