Parts list: № Number Qty Name Options 1 R503880 1 Pulley 2 R515040 1 Bushing DIAM = 50 mm 3 R516648 1 Cap Screw (ONE TIME USAGE) M20 X 70 Next page: ST170640 CONNECTING ROD AND PISTON-CYLINDER LINER KIT ST170607 COVER, WITHOUT FUEL PUMP ST170669 PRIMARY FUEL FILTER / FUEL HEATER ( ACCESSORY ) ST170622 EXHAUST MANIFOLD ST170654 TIMING GEAR COVER, WATER PUMP, LOWER IDLE GEAR ST170576 VALVE / VALVE SEAT / SPRING / ROTATOR ST170629 VALVE COVER (CONVERSION PARTS) ST170628 VALVE COVER ST170641 OIL FILLER NECK (LEFT HAND SIDE) ST170604 FLYWHEEL HOUSING - EARLY DESIGN