Parts for Mercury Marine 500 Gear Housing Assembly, Complete (Page 1)
View diagram and parts list below.
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Aftermarket gearcase may be available for less than $900 USD. 70 HP+ only. Please call.
Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
#- | 1626-2470A18 | GEAR HOUSING ASSEMBLY, COMPLETE (SHORT SHAFT) SEE NOTE BEL (1,1 required per assembly) |
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1626-2470A18 - 1626-2470A18 - GEAR HOUSING ASSY O [ More info ] Unavailable Replaced by 1626-3238A 4 |
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1626-3238A 4 - 1626-3238A 4 - GEAR HOUSING ASSY O [ More info ] Unavailable Replaced by 1626-3688A 4 |
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1626-3688A 4 - 1626-3688A 4 - GEAR HOUSING ASSY O [ More info ] Unavailable Replaced by 1626-3927A 7 |
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1626-3927A 7 - GEAR HOUSING ASSY O NLA [ More info ] Unavailable |
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#- | 1626-2470A20 | GEAR HOUSING ASSEMBLY, COMPLETE (LONG SHAFT) SEE NOTE BEL (1,1 required per assembly) |
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1626-2470A20 - 1626-2470A20 - GEAR HOUSING ASSY O [ More info ] Unavailable Replaced by 1626-3238A 5 |
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1626-3238A 5 - 1626-3238A 5 - GEAR HOUSING ASSY O [ More info ] Unavailable Replaced by 1626-3688A 5 |
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1626-3688A 5 - 1626-3688A 5 - GEAR HOUSING ASSY O [ More info ] Unavailable Replaced by 1626-3927A 8 |
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1626-3927A 8 - GEAR HOUSING ASSY O NLA [ More info ] Unavailable |
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#1 | 1626-2470A16 | GEAR HOUSING ASSEMBLY (1,1 required per assembly) |
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#2 | 31-20231 | BEARING, ROLLER - DRIVE SHAFT (1,1 required per assembly) |
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31-20231 - 31-20231 - ROLLER BEARING O [ More info ] Unavailable Replaced by 31-62091 |
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#3 | 16-37728 | STUD, WATER PUMP BODY AND BASE TO GEAR HOUSING (3,3 required per assembly) |
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16-37728 - 16-37728 - STUD O [ More info ] Unavailable Replaced by 16-57934 |
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#4 | 16-45177 | STUD, GEAR HOUSING TO DRIVE SHAFT HOUSING (2,2 required per assembly) |
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16-45177 - 16-45177 - STUD O [ More info ] Unavailable Replaced by 16-52662 |
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16-52662 - 16-52662 - STUD O [ More info ] Unavailable Replaced by 16-57933 |
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16-8M0034453 - Stud [ More info ]
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#5 | 12-45176 | WASHER, GEAR HOUSING STUD (2,2 required per assembly) |
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#6 | 38071 | PLATE, SUPPORT - EXHAUST TUBE SEAL (1,1 required per assembly) |
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38071 - 38071 - PLATE O [ More info ] Unavailable Replaced by -92815 |
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#7 | 37721 | SEAL, EXHAUST TUBE (1,1 required per assembly) |
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#8 | 43-20834 | GEAR, PINION - DRIVE SHAFT (1,1 required per assembly) |
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#9 | 14-29163 | TAB WASHER, PINION GEAR SCREW (1,1 required per assembly) |
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#10 | 10-20925 | SCREW, PINION GEAR TO DRIVE SHAFT (1,1 required per assembly) |
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#11 | 32008 | SHAFT, SHIFT - LOWER (1,1 required per assembly) |
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32008 - 32008 - SHAFT O [ More info ] Unavailable Replaced by -56622A 1 |
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#12 | 18-20233 | CLIP, RETAINING - SHIFT SHAFT (1,1 required per assembly) |
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#13 | 25-25439 | "O" RING, SHIFT SHAFT BUSHING (1,1 required per assembly) |
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#14 | 23-38993A 2 | BUSHING ASSEMBLY, SHIFT SHAFT (1,1 required per assembly) |
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23-38993A 2 - 23-38993A 2 - BUSHING ASSY O [ More info ] Unavailable Replaced by 23-46284A 1 |
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#15 | 26-31249 | OIL SEAL, SHIFT SHAFT BUSHING (1,1 required per assembly) |
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26-31249 - 26-31249 - OIL SEAL @5 O [ More info ] Unavailable Replaced by 26-46021 |
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26-46021 - 26-46021 - SEAL Oil O [ More info ] Unavailable Replaced by 26-89236 |
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#16 | 12-31266 | WASHER, RUBBER - SHIFT SHAFT BUSHING (1,1 required per assembly) |
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#17 | 25138 | CAM, LOWER - REVERSE LOCKING (1,1 required per assembly) |
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25138 - 25138 - CAM O [ More info ] Unavailable Replaced by -52918 |
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#18 | 29823 | CAM, UPPER - REVERSE LOCKING (1,1 required per assembly) |
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29823 - 29823 - CAM O [ More info ] Unavailable Replaced by -52919 |
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#19 | 45-38466 | DRIVE SHAFT (SHORT SHAFT) (1,1 required per assembly) |
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#19 | 45-46394 | DRIVE SHAFT (LONG SHAFT) (1,1 required per assembly) |
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#20 | 15-20929A 1 | SHIM, BEARING TO GEAR HOUSING (.002-3-5-10) (AR,AR required per assembly) |
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#21 | 30-20861 | BEARING, BALL - DRIVE SHAFT (1,1 required per assembly) |
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30-20861 - 30-20861 - BALL [email protected] O [ More info ] Unavailable Replaced by 30-72961 |
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#22 | 53-29116 | RING, SNAP - BALL BEARING RETAINING (1,1 required per assembly) |
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#24 | 27-32771 | GASKET, WATER PUMP BASE TO GEAR HOUSING (1,1 required per assembly) |
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#25 | 25-26855 | "O" RING, WATER PUMP BASE (1,1 required per assembly) |
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#26 | 46-39531A 1 | WATER PUMP BASE ASSEMBLY (1,1 required per assembly) |
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#27 | 26-26782 | OIL SEAL, WATER PUMP BASE (1,1 required per assembly) |
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26-26782 - 26-26782 - OIL SEAL AT 2 O [ More info ] Unavailable Replaced by 26-79831 |
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#28 | 26-23300 | OIL SEAL, WATER PUMP BASE (1,1 required per assembly) |
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26-23300 - 26-23300 - SEAL Oil O [ More info ] Unavailable Replaced by 26-90562 |
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#29 | 17-35973 | DOWEL PIN, WATER PUMP BASE TO WATER PUMP BODY (2,2 required per assembly) |
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#30 | 27-32769 | GASKET, LOWER - WATER PUMP BASE TO FACE PLATE (1,1 required per assembly) |
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27-32769 - 27-32769 - GASKET O [ More info ] Unavailable Replaced by 27-19553 |
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#31 | 32768 | PLATE, FACE - WATER PUMP BASE TO WATER PUMP BODY (1,1 required per assembly) |
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32768 - Face Plate, Water Pump Base to Water Pump Body [ More info ] |
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#32 | 27-32770 | GASKET, UPPER - FACE PLATE TO WATER PUMP BODY (1,1 required per assembly) |
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27-32770 - 27-32770 - GASKET O [ More info ] Unavailable Replaced by 27-19551 |
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#33 | 47-20268 | IMPELLER, WATER PUMP (1,1 required per assembly) |
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47-20268 - 47-20268 - IMPELLER @2 O [ More info ] Unavailable Replaced by 47-65959 |
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47-65959 - 47-65959 - IMPELLER @4 O [ More info ] Unavailable Replaced by 47-89983 |
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47-89983 - 47-89983 - IMPELLER O [ More info ] Unavailable Replaced by 47-89983T |
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#34 | 17-23733 | PIN, IMPELLER DRIVE (1,1 required per assembly) |
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28-56662 - 28-56662 - KEY O [ More info ] Unavailable Replaced by 28-8M0032837 |
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#35 | 26-38452 | SEAL, WATER PUMP BODY TO WATER TUBE (1,1 required per assembly) |
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#36 | 12-38453 | WASHER, CUPPED - WATER TUBE SEAL (1,1 required per assembly) |
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#37 | 46-32767A 1 | WATER PUMP BODY ASSEMBLY (1,1 required per assembly) |
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46-32767A 1 - 46-32767A 1 - BODY ASSY O [ More info ] Unavailable Replaced by 46-60366A 1 |
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46-60366Q 1 - Water Pump Repair Kit - Priced Individually [ More info ] |
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46-60366T 1 - Water Pump Repair Kit - Priced Individually [ More info ] |
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#38 | 32001 | INSERT, WATER PUMP BODY (1,1 required per assembly) |
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#39 | 26-32121 | OIL SEAL, WATER PUMP BODY (1,1 required per assembly) |
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#40 | 13-26992 | LOCKWASHER, WATER PUMP BODY AND BASE STUDS (3,3 required per assembly) |
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#41 | 11-29598 | NUT, WATER PUMP BODY AND BASE STUDS (3,3 required per assembly) |
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#42 | 25-20273 | RING, RUBBER - CENTRIFUGAL SLINGER (1,1 required per assembly) |
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#43 | 25-29619 | "O" RING, UPPER - DRIVE SHAFT (1,1 required per assembly) |
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#44 | 10-29608 | SCREW, GEAR HOUSING FLUSHING HOLE (1,1 required per assembly) |
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#45 | 27-29586 | GASKET, GEAR HOUSING FLUSHING HOLE SCREW (1,1 required per assembly) |
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#46 | 26-29612 | SEAL, GEAR HOUSING FLUSHING HOLE SCREW (1,1 required per assembly) |
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#47 | 10-28634 | SCREW, GREASER FILLER AND VENT HOLE (2,2 required per assembly) |
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10-28634 - 10-28634 - SCREW (.375-16) O [ More info ] Unavailable Replaced by 10-79953 |
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10-79953 - 10-79953 - SCREW (.375-16 x O [ More info ] Unavailable Replaced by 10-79953A 2 |
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10-79953Q 2 - 10-79953Q 2 - SCREW KIT (.375-1 O [ More info ] Unavailable Replaced by 10-79953Q04 |
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10-79953K04 - Drain Screw - Priced Individually [ More info ] |
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#48 | 12-20260 | WASHER, GREASE FILLER AND VENT HOLE SCREW (2,2 required per assembly) |
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12-20260 - 12-20260 - WASHER O [ More info ] Unavailable Replaced by 12-19183 |
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12-19183 - 12-19183 - WASHER Fiber O [ More info ] Unavailable Replaced by 12-19183 2 |
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12-19183 2 - 12-19183 2 - WASHER O [ More info ] Unavailable Replaced by 12-19183 3 |
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12-19183Q02 - Seals, Pack of 4 (yes this is actually a pack of 4) [ More info ] |
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