Parts list: № Number Qty Name Options 1 19H2473 1 Cap Screw 1/2" X 1-3/4" 2 R109086 1 Spacer 10MM= (0.393"), (SUB FOR CD16045 12MM= (0.472")) 3 RE50692 1 SHEAVE OD= 191MM (7.52") 4 26H27 1 Shaft Key 5/16" X 1-1/8" 5 R81989 1 Sleeve 6 H35244 1 Ring Next page: ST221731 Thermostat/Thermostat Housing (3179DL017-2155 TSS Tractor) ( - 743474) ST221631 SHORT BLOCK ST221719 OIL PUMP ST221663 Oil Filler Neck (For 3179DL017-2155TSS Tractor) (743475 - ) ST221764 Radiator Overflow Kit ( - 621999) ST221673 Undersized Cast Iron Crankshaft/ Kit-0.254mm (0.010") (For 3179DL017-2155 TSS) ( - 743474) ST221660 MAGNETIC PICK-UP (FOR COMPOSITE MATERIAL TIMING GEAR COVER) ST221711 PISTON / CONNECTING ROD / LINER ST221709 Crankshaft Pulley (For Tractor With Front PTO) (For 3179TL002-2355N TSS,3179TL003-2355N CS Tractor) ST221640 Cylinder Head (For 3179DL017-2155 TSS, 3179DL001-2155 CS Tractor) ( - 978618)