Parts for 4 (1 Cyl. Product of USA) 2-Stroke Carbureted Mercury Outboard Motor Cylinder Block & Crankcase Assembly
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Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
| #- | 78139A80 | GASKET SET ( required per assembly) |
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27-78139A80 - Engine Overhaul Gasket Set [ More info ] Unavailable |
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| #- | 87096A79 | POWERHEAD MARINE (1 required per assembly) |
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87096A79 - Powerhead MARINE,NLA [ More info ] Unavailable |
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| #1 | 8694A3 | CYLINDER BLOCK (1 required per assembly) |
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843-8694A 3 - Cylinder Block, NLA [ More info ] Unavailable |
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| #2 | 66021 | STUD (8 required per assembly) |
| #3 | 8M0084726 | PIN DOWEL CRANKCASE TO CYLINDER BLOCK (2 required per assembly) — Replaces: 85500 |
| #4 | 89275 | FITTING BLEED DRAIN (1 required per assembly) |
| #5 | 9912688 | TUBING (36.00 INCHES BULK) BLEED DRAIN (1 required per assembly) |
| #6 | 68424 | CLAMP BLEED HOSE ATTACHING (2 required per assembly) |
| #7 | 887801 | FITTING ELBOW 90 DEGREE (.0625-27) BLEED DRAIN (1 required per assembly) — Replaces: 88780 |
| #8 | 73280 | SCREW CRANKCASE TO CYLINDER BLOCK (1-1/2") (2 required per assembly) |
| #9 | 76621 | SCREW CRANKCASE TO CYLINDER BLOCK (1") (8 required per assembly) |
| #10 | 70726 | REED BLOCK (1 required per assembly) |
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70726 - Reed Block,NLA [ More info ] Unavailable |
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| #11 | 35836 | REED INLET VALVE (2 required per assembly) |
| #12 | 22215 | RETAINER REED (2 required per assembly) |
| #13 | 28430 | SCREW (4 required per assembly) |
| #14 | 357391 | GASKET REED BLOCK TO CRANKCASE (1 required per assembly) — Replaces: 35739 |
| #15 | 72961 | BEARING BALL CRANKCASE (LOWER) (1 required per assembly) |
| #16 | 56397 | SEAL OIL CRANKCASE (LOWER) (1 required per assembly) |
| #17 | 31412A1 | SHIM SET (AR required per assembly) |
| #18 | 6352A1 | HOUSING ASSEMBLY BEARING UPPER (1 required per assembly) |
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1132-6352A 1 - Housing,NLA [ More info ] Unavailable |
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| #19 | 72961 | BEARING BALL UPPER BEARING HOUSING (1 required per assembly) |
| #20 | 31410 | BEARING ROLLER UPPER BEARING HOUSING (1 required per assembly) |
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31-31410 - Roller Bearing - Upper Bearing Housing [ More info ] |
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| #21 | 66301 | SEAL OIL UPPER BEARING HOUSING (1 required per assembly) |
| #22 | 20863 | O-RING UPPER BEARING HOUSING (1 required per assembly) |
| #23 | 34598 | CLAMP HOLD DOWN (2 required per assembly) |
| #24 | 36205 | SCREW (#10-24 X .563) (4 required per assembly) |
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10-36205 - Screw, NLA [ More info ] Unavailable |
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| #25 | 34731 | SPRING HOLD DOWN RING CLAMP (4 required per assembly) |
| #26 | 39002 | SCREW (1/2") (4 required per assembly) |
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10-39002 - Screw, NLA [ More info ] Unavailable |
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| #27 | 35658 | COVER TRANSFER COVER (1 required per assembly) |
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35658 - Cover, NLA [ More info ] Unavailable |
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| #28 | 35657 | GASKET TRANSFER PORT COVER (1 required per assembly) |
| #29 | 20720 | SCREW (2 required per assembly) |
| #30 | 7070A1 | COVER ASSEMBLY CYLINDER BLOCK (1 required per assembly) |
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1016-7070A 1 - Cylinder Block Cover, NLA [ More info ] Unavailable |
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| #31 | 66019 | MOUNT RUBBER - COVER TO TOP COWL (2 required per assembly) |
| #32 | 20202 | LOCKWASHER RUBBER MOUNT (2 required per assembly) |
| #33 | 22053 | NUT (.312-24) RUBBER MOUNT TO COVER (2 required per assembly) |
| #34 | 416151 | GASKET COVER TO CYLINDER BLOCK (1 required per assembly) |
| #35 | 76630 | SCREW @5 (4 required per assembly) |
| #36 | 416141 | GASKET CYLINDER BLOCK TO BAFFLE PLATE (1 required per assembly) |
| #37 | 46234 | PLATE BAFFLE - EXHAUST MANIFOLD (1 required per assembly) |
| #38 | 416141 | GASKET @2 (1 required per assembly) |
| #39 | 46171 | COVER EXHAUST MANIFOLD (1 required per assembly) |
| #40 | 49668 | SCREW @5 (6 required per assembly) |







