Parts list: № Number Qty Name Options 1 RE56309 1 CYLINDER HEAD (ORD RE56306) 1 RE56306 1 Cylinder Head (MARKED R90736) (SUB FOR RE56309) 2 CD16284 1 Plug OD= 32.4MM (1.274") 3 R515273 1 Engine Cylinder Head Gasket (SUB FOR R97356) 4 R85363 14 Cap Screw 12.7MMX112MM (0.5"X4.41") Next page: ST221740 SENDING UNIT-COOLANT TEMPERATURE-ENGINE OIL PRESSURE/PILOT BEARING ST221706 Crankshaft Pulley (For Tractor With Front PTO) (For 3179DL017-2155 TSS Tractor) (743475 - ) ST221639 ROCKER ARM / SHAFT / TAPPET / PUSH ROD -(CONVERSION PARTS) ST221690 Undersized cast Iron Crankshaft/Bearings, Kit-0.254mm(0.010") (For 3179TL002-2355N TSS,3179TL003-2355N CS) ST221644 Cylinder Head (3179DL017-2155 TSS, 3179DL001-2155 CS Tractor) (978619 - ) ST221636 ROCKER ARM COVER (SHEET METAL) ST221662 Oil Filler Neck (3179DL001-2155 CS Tractor) ( - 751023) ST221689 CAST IRON CRANKSHAFT/BEARINGS - KIT (FOR 3179TL002-2355N TSS, 3179TL003-2355N CS TRACTOR) ST221721 Engine Oil Cooler (4 Plates/Basic Cooling Capacity) (For 3179DL017-2155TSS Tractor) ( - 743474) ST221745 Fan (3179DL017-2155 TSS Tractor) ( - 743474)