Gearcase-15 Inch Transom Parts for 1978 Johnson 75 hp 75ER78C Outboard Motor
Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
#1 — 388818 — GEARCASE & BRG. ASSY. (1 required per assembly) | ||
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0388818 [ More info ] Unavailable Replaced by 0390777 |
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0390777 - Gearcase Housing & Brg. Assy. [ More info ] Unavailable |
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0392196 - Gearcase and Bearing Assembly [ More info ] Unavailable |
#2 — 386766 — . BEARING, PINION (1 required per assembly) | ||
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#3 — 322994 — . SET SCREW (1 required per assembly) | ||
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#4 — 320042 — . SCREEN, WATER INTAKE (1 required per assembly) | ||
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0320042 - Water Intake Screen [ More info ] Unavailable |
#5 — 387066 — BRG. HOUSING & PIN (1 required per assembly) | ||
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#6 — 202136 — . PIN, LOCATING (1 required per assembly) | ||
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#7 — 312870 — SPRING, SHIFTER DETENT (1 required per assembly) | ||
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#8 — 160084 — BALL, SHIFTER DETENT (1 required per assembly) | ||
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#9 — 322636 — DETENT, SHIFTER (1 required per assembly) | ||
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#10 — 320120 — LEVER, SHIFTER (1 required per assembly) | ||
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#11 — 320145 — PIN, SHIFTER LEVER (1 required per assembly) | ||
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#12 — 322900 — CRADLE, SHIFTER (1 required per assembly) | ||
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0322900 - Cradle, Shift [ More info ] Unavailable |
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#13 — 386768 — BRG. ASSY., FWD. GEAR (1 required per assembly) | ||
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0386768 - Bearing Assembly [ More info ] Unavailable |
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3854249 - Bearing Volvo Penta - Volvo Penta (3854249) [ More info ] |
#14 — 320172 — SHAFT, SHIFTER (1 required per assembly) | ||
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#15 — 387336 — COVER ASSY (1 required per assembly) | ||
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#16 — 318372 — . O-RING, SHIFT ROD (1 required per assembly) | ||
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#17 — 305762 — SEAL, GEARCASE COVER, STD. (1 required per assembly) | ||
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#18 — 319895 — SHIFTER, CLUTCH DOG (1 required per assembly) | ||
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#19 — 320115 — THRUST WASHER (1 required per assembly) | ||
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#20 — 386719 — THRUST BRG., REV. GEAR (1 required per assembly) | ||
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#21 — 320310 — PIN, CLUTCH DOG (1 required per assembly) | ||
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0320310 - Pin Clutch Dog [ More info ] Unavailable |
#22 — 320311 — SPRING, CLUTCH DOG PIN (1 required per assembly) | ||
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#23 — 386659 — PROPELLER SHAFT ASSY. (1 required per assembly) | ||
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#24 — 320113 — GEAR, REVERSE (1 required per assembly) | ||
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#25 — 320304 — RETAINER PLATE, BRG. HSG. (1 required per assembly) | ||
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#26 — 320309 — RETAINING RING (2 required per assembly) | ||
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#27 — 320303 — O-RING, HOUSING (1 required per assembly) | ||
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#28 — 386920 — BEARING HOUSING ASSY. (1 required per assembly) | ||
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#29 — 386764 — . NEEDLE BEARING ASSY. (1 required per assembly) | ||
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#30 — 386765 — . NEEDLE BEARING ASSY. (1 required per assembly) | ||
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#31 — 321467 — . OIL RETAINER (2 required per assembly) | ||
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#32 — 320041 — SCREW, HOUSING (3 required per assembly) | ||
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#33 — 317178 — . SEAL, SCREW (1 required per assembly) | ||
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#34 — 307151 — SCREW, COVER TO GEARCASE (4 required per assembly) | ||
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#35 — 313339 — NUT, PINION TO DRIVESHAFT (1 required per assembly) | ||
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#36 — 320114 — PINION GEAR (1 required per assembly) |
#37 — 314082 — GASKET, COVER TO GEARCASE (1 required per assembly) | ||
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18-2855-9 - Gasket 314082 2-Pack [ More info ]
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#38 — 386760 — GEAR ASSY., FORWARD (1 required per assembly) |
#39 — 386775 — DRIVESHAFT ASSY., STANDARD (1 required per assembly) | ||
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0386775 - 390945 Drive Shaft [ More info ] Unavailable |
#40 — 320127 — SHIFT ROD, STANDARD (1 required per assembly) | ||
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#41 — 302588 — O-RING, SEAL HOUSING (1 required per assembly) | ||
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18-7115 - O-Ring 25-26722 [ More info ]
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#42 — 387067 — BEARING HSG. & SEAL ASSY. (1 required per assembly) | ||
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#43 — 321466 — . OIL RETAINER, DRIVESHAFT (2 required per assembly) | ||
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0321466 - Oil Retainer - See note on detail page [ More info ] |
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#44 — 302510 — SCREW, HOUSING TO GEARCASE (4 required per assembly) | ||
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0302510 [ More info ] Unavailable Replaced by 0329894 |
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#45 — 307551 — PLUG, FILL AND DRAIN (2 required per assembly) | ||
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0307551 - Drain Screw, Allen Type, Gasket Included [ More info ] |
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18-4255 - Drain Screw, 307551 Allen Type, Gasket Included [ More info ] |
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18-2387 - Drain Plug Slotted or Allen - No Gasket [ More info ] |
#46 — 311598 — . WASHER, NYLON (1 required per assembly) | ||
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#47 — 313656 — SEAL, GEARCASE, INNER EXH (1 required per assembly) | ||
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0313656 - Inner Exhaust Housing Seal, Gearcase [ More info ] Unavailable |
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0324937 - Seal, Gearcase to Inner Exhaust Housing [ More info ] |
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#48 — 385175 — CONE & ROLLER ASSY (1 required per assembly) | ||
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#49 — 320165 — SHIM, .002 INCH (0 required per assembly) | ||
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#49 — 320166 — SHIM, .003 INCH (0 required per assembly) | ||
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#49 — 320167 — SHIM, .114 INCH (0 required per assembly) | ||
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#49 — 320168 — SHIM, .005 INCH (0 required per assembly) | ||
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#49 — 320169 — SHIM, .006 INCH (0 required per assembly) | ||
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0320169 - Shim, .006, 15mm [ More info ] Unavailable |
#49 — 320170 — SHIM, .007 INCH (0 required per assembly) | ||
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#50 — 313697 — SCREW, GEARCASE TO HSG., LONG (1 required per assembly) | ||
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#51 — 306314 — LOCKWASHER (1 required per assembly) | ||
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#52 — 314502 — COTTER PIN, PROPELLER NUT (1 required per assembly) | ||
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18-3742-9 - Cotter Pin, 314502, 10PK [ More info ]
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#53 — 320040 — SCREW, TRIMTAB (1 required per assembly) | ||
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#54 — 315748 — GROMMET, IMPELLER HOUSING (1 required per assembly) | ||
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0315748 - Impeller Housing Grommet [ More info ] Unavailable |
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#55 — 553127 — O-RING, DRIVESHAFT (1 required per assembly) | ||
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0553127 - O-Ring - Driveshaft To Crankcase [ More info ] Unavailable |
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18-7174-9 - O-Ring (PK5) 326649, 25-45711 [ More info ]
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#56 — 308928 — KEY, DRIVESHAFT TO IMPELLER (1 required per assembly) | ||
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#57 — 302820 — SCREW, IMPELLER HOUSING (4 required per assembly) | ||
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0302820 - Screw,Cable clamp [ More info ] Unavailable |
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#58 — 319292 — SCREW, GUIDE TO HOUSING (1 required per assembly) | ||
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#59 — 314008 — GROMMET, WATER TUBE (1 required per assembly) | ||
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#60 — 386455 — IMPELLER HOUSING ASSY. (1 required per assembly) | ||
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0386455 - Impeller Housing [ More info ] Unavailable |
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#61 — 382547 — IMPELLER ASSY. (1 required per assembly) | ||
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0382547 - Impeller Assembly [ More info ] Unavailable |
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#62 — 319275 — PLATE, IMPELLER HOUSING (1 required per assembly) | ||
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0319275 - Impeller Housing Plate [ More info ] Unavailable |
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#63 — 319276 — GUIDE, WATER TUBE (1 required per assembly) | ||
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#64 — 316981 — TRIM TAB (1 required per assembly) | ||
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0316981 - Trim Tab [ More info ] Unavailable |
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0327640 - Trim Tab [ More info ] Unavailable |
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0338742 - Trim Tab [ More info ] Unavailable |
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#65 — 552968 — SCREW, GEARCASE TO EXHAUST HOUSING (4 required per assembly) | ||
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#66 — 307708 — LOCKWASHER (4 required per assembly) | ||
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#67 — 320305 — THRUST BUSHING, PROPELLER (1 required per assembly) | ||
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0320305 - Thrust Bushing, Propeller, 7/8 Inch Prop Shaft [ More info ] |
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18-4230 - Thrust Bushing Washer for 7/8 In Shaft, 320305 [ More info ] |
#68 — 315810 — SPACER, PROPELLER NUT (1 required per assembly) | ||
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#69 — 314503 — NUT, PROPELLER (1 required per assembly) | ||
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18-3705-9 - Prop Nut, 314503, 5PK [ More info ]
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#70 — 321940 — PLATE, IMPELLER HOUSING (1 required per assembly) | ||
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0321940 - Impeller Housing Plate [ More info ]
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#71 — 321941 — LINER, IMPELLER HOUSING (1 required per assembly) | ||
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#72 — 319586 — GASKET, IMPELLER HOUSING (1 required per assembly) | ||
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#73 — 386907 — PROPELLER, 13 X 11 (1 required per assembly) | ||
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0386907 - Propeller, 13x11 [ More info ] Unavailable |
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0177152 [ More info ] Unavailable Replaced by 0763488 |
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0765767 - Propeller, Aluminum 13 X 11 OMC SysteMatched [ More info ] |
#73 — 386909 — PROPELLER, 12-1/2 X 13 (1 required per assembly) | ||
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0386909 - Propeller,12-1/2x13 [ More info ] Unavailable |
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0177153 - 763461 PROP,AL 12.50 X 1 [ More info ] Unavailable |
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0765768 - Propeller, Aluminum 12.5 X 13 OMC SysteMatched [ More info ] |
#73 — 386786 — PROPELLER, 12-1/4 X 15 (1 required per assembly) | ||
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0386786 - Prop, Aluminum RH 12 1/4 x 15 [ More info ] Unavailable |
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0176421 - Prop, Aluminum RH 12 1/4 x 15 [ More info ] Unavailable |
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0177154 - Propeller, 12 1/4 x 15. (Refer to EVINRUDE/JOHNSON Genuine Parts Propeller Chart.) [ More info ] Unavailable |
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0765769 - Propeller, Aluminum 12.25 X 15 OMC SysteMatched [ More info ] |
#73 — 386841 — PROPELLER, 11-3/4 X 17 STD. (1 required per assembly) | ||
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0386841 - Propeller, 11 3/4 X 17 [ More info ] Unavailable |
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0176422 - Prop, Aluminum RH 11 1/4 x 17 [ More info ] Unavailable |
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0177155 [ More info ] Unavailable Replaced by 0763462 |
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0765770 - Propeller, Aluminum 12 X 17 OMC SysteMatched [ More info ] |
#73 — 386908 — PROPELLER, 11-1/2 X 19 (1 required per assembly) | ||
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0386908 - Propeller, 11-1/2x19 [ More info ] Unavailable |
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0176423 - Prop Assembly, 11.5X19 [ More info ] Unavailable |
#73 — 386982 — PROPELLER, 12-1/2 X 13, SST (1 required per assembly) | ||
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0386982 - SS SD PROP 12.5X13 NLA [ More info ] Unavailable |
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0390849 - SS SD PROP 12.5X13 [ More info ] Unavailable |
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0763896 - Stainless Steel Prop 12 1/2X13 [ More info ] Unavailable |
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#73 — 386981 — PROPELLER, 12-1/4 X 15, SST (1 required per assembly) | ||
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0386981 [ More info ] Unavailable Replaced by 0390850 |
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0763897 - Stainless Steel Prop 12 1/4X15 [ More info ] Unavailable |
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#73 — 386980 — PROPELLER, 11-3/4 X 17, SST (1 required per assembly) | ||
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0386980 - Propeller,11-3/4x17,SST [ More info ] Unavailable |
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0390851 - Stainless Steel Prop 12 X 17 [ More info ] Unavailable |
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0763898 - Stainless Steel Prop 12X17 [ More info ] Unavailable |
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#73 — 389029 — PROPELLER, 11-1/4 X 19, SST (1 required per assembly) | ||
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0389029 - SST Propeller 11.5X19 [ More info ] Unavailable |
#74 — 320141 — COVERGING RING, ALUMINUM PROP. (1 required per assembly) | ||
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#75 — 386787 — PROPELLER BUSHING ASSY (1 required per assembly) | ||
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#76 — 389145 — CHROME PUMP KIT (1 required per assembly) | ||
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0389145 - Chrome Cup and Plate, Impeller Not Included [ More info ] |
#77 — 389143 — WATER PUMP REPAIR KIT (1 required per assembly) | ||
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0389143 - Water Pump Kit Without Housing [ More info ] Unavailable |
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18-3388 - Water Pump Kit 389143 Without Housing [ More info ] |
#388819 — 388819 — GEARCASE ASSY., STANDARD. NOT SHOWN (1 required per assembly) | ||
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0388819 [ More info ] Unavailable Replaced by 0390939 |
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0390939 - Gearcase Assy., Not Shown, )Models With "M" Model Number Suffix Only) [ More info ] Unavailable |
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0392470 - Gearcase [ More info ] Unavailable |
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0393137 - Gearcase Assy. Not Shown [ More info ] Unavailable |
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0396731 - G-C 75HP,NLA [ More info ] Unavailable |