Parts for Mercury Marine 18 HP Gear Housing (Prop Shaft) (Screw Inserted From Bottom)
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Try our 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.
# | 27-41499A84 | GASKET SET (-- required per assembly) |
27-41499A84 - 27-41499A84 - GASKET SET [ More info ] Unavailable Replaced by 27-41499A87 |
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27-41499A87 - 27-41499A87 - GASKET SET [ More info ] Unavailable Replaced by 27-41499A88 |
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# | 1653-8157A 8 | GEAR HOUSING ASSEMBLY, COMPLETE - LONG SHAFT (1 required per assembly) |
1653-8157A 8 - 1653-8157A 8 - GEAR HOUSING ASSE [ More info ] Unavailable Replaced by 1665-8669A 4 |
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1665-8669A 4 - 1665-8669A 4 - GEAR HOUSING [ More info ] Unavailable Replaced by 1665-8669A12 |
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1665-8669A12 - 1665-8669A12 - GEAR HOUSNIG [ More info ] Unavailable Replaced by 1665-8669A14 |
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1665-8669A14 - 1665-8669A14 - GEAR HOUSING ASSE [ More info ] Unavailable Replaced by 1665-8669T14 |
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1665-8669T14 - GC 20/25 2S LG NLA [ More info ] Unavailable |
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# | 26-85090A1 | SEAL REPAIR KIT (-- required per assembly) |
# | 1653-8157A 7 | GEAR HOUSING ASSEMBLY, COMPLETE - SHORT SHAFT (1 required per assembly) |
1653-8157A 7 - 1653-8157A 7 - GEAR HOUSING ASSE [ More info ] Unavailable Replaced by 1665-8669A 3 |
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1665-8669A 3 - 1665-8669A 3 - GEAR HOUSING [ More info ] Unavailable Replaced by 1665-8669A11 |
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1665-8669A11 - 1665-8669A11 - GEAR HOUSING ASSE [ More info ] Unavailable Replaced by 1665-8669A13 |
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1665-8669A13 - 1665-8669A13 - GEAR HOUSING ASSE [ More info ] Unavailable Replaced by 1665-8669T13 |
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1665-8669T13 - GEAR HSG. SH-BLK NLA [ More info ] Unavailable |
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#1 | 1653-8157A 6 | GEAR HOUSING ASSEMBLY (1 required per assembly) |
1653-8157A 6 - GEAR HOUSING ASSE NLA [ More info ] Unavailable |
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#40 | 94286 | TRIM TAB (1 required per assembly) |
94286 - TRIM TAB [ More info ] Unavailable |
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94286T - Trim Tab [ More info ] Unavailable |
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#41 | 10-40003 52 | SCREW, TRIM TAB (20MM) (1 required per assembly) |
#42 | 14-85169 | TAB WASHER, TRIM TAB SCREW (1 required per assembly) |
#43 | 31-85555A 1 | ROLLER BEARING ASSEMBLY, TAPERED (1 required per assembly) |
#44 | 43-85135A 2 | FORWARD GEAR (1 required per assembly) |
#45 | 23-85557 | BUSHING, FORWARD GEAR (1 required per assembly) |
#46 | 85094 | CAM FOLLOWER (1 required per assembly) |
#47 | 24-38114 | SPRING, RETAINING - CROSS PIN (1 required per assembly) |
#48 | 52-85133 | CLUTCH, SLIDING (1 required per assembly) |
52-85133 - CLUTCH NLA [ More info ] Unavailable |
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#49 | 17-85093 | CROSS PIN, CLUTCH TO PROPELLER SHAFT (1 required per assembly) |
17-85093 - 17-85093 - PIN [ More info ] Unavailable Replaced by 17-8M0020999 |
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#50 | 24-88680 | SPRING, COMPRESSION - PROPELLER SHAFT (1 required per assembly) |
24-88680 - Spring, Compression - Propeller Shaft [ More info ] |
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#51 | 44-85134 | PROPELLER SHAFT (1 required per assembly) |
44-85134 - 44-85134 - PROPELLER SHAFT [ More info ] Unavailable Replaced by 44-99740 |
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44-99740 - 44-99740 - PROPELLER SHAFT [ More info ] Unavailable Replaced by 44-816623 |
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44-816623 - 44-816623 - PROPELLER SHAFT [ More info ] Unavailable Replaced by 44-8166231 |
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#52 | 43-85131 | REVERSE GEAR (1 required per assembly) |
43-85131 - 43-85131 - GEAR Reverse [ More info ] Unavailable Replaced by 43-99542A1 |
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43-99542A1 - REVERSE GEAR [ More info ] Unavailable |
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#53 | 85136A 1 | BEARING CARRIER ASSEMBLY (1 required per assembly) |
85136A 1 - 85136A 1 - CARRIER ASSEMBLY [ More info ] Unavailable Replaced by -99906A 1 |
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99906A 1 - 99906A 1 - CARRIER ASSEMBLY [ More info ] Unavailable Replaced by -99906T 1 |
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#54 | 31-21739 | ROLLER BEARING (1 required per assembly) |
#55 | 26-98283 | OIL SEAL, BEARING CARRIER (1 required per assembly) |
26-98283 - SEAL Oil NLA [ More info ] Unavailable |
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#56 | 25-85549 | "O" RING, BEARING CARRIER (1 required per assembly) |
25-85549 - O-ring, Propeller Shaft Outer Oil Seal [ More info ] |
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#57 | 87293 | PLATE, GEAR HOUSING (1 required per assembly) |
#58 | 10-91909 | SCREW, COVER TO GEAR HOUSING (16MM) (3 required per assembly) |
10-91909 - 10-91909 - SCREW [ More info ] Unavailable Replaced by 10-90883 |
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#59 | 85128A 1 | THRUST HUB ASSEMBLY, PROPELLER (1 required per assembly) |
85128A 1 - 85128A 1 - THRUST HUB ASSEMB [ More info ] Unavailable Replaced by -8M0027793 |
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8M0027793 - Thrust Washer [ More info ] Unavailable |
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#60 | 48-86848A 4 | PROPELLER ASSEMBLY (1 required per assembly) |
48-86848A 4 - 48-86848A 4 - PROPELLER ASSEMBL [ More info ] Unavailable Replaced by 48-43586A40 |
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48-43586A40 - 48-43586A40 - PROPELLER ASSEMBL [ More info ] Unavailable Replaced by 48-19640A40 |
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48-19640A40 - Propeller, Black Max 10 3/8 X 13 RH, Aluminum, 3 Blade [ More info ] |
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Solas Amita 3 Blade Aluminum 13P Mercury 1211-101-13 [ More info ] |
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#61 | 11-88228 | PROPELLER NUT (1 required per assembly) |
#62 | 10-40003 53 | SCREW, GEAR HOUSING (25MM) (4 required per assembly) |
#63 | 12-40023 17 | WASHER, GEAR HOUSING SCREW (4 required per assembly) |