Parts for 30 HP Carb 3 Cyl 4-Stroke Mercury Outboard Motor Carburetor (0T178499 & Below)
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Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
| #- | 854256 | REPAIR KIT-CARB (1 required per assembly) |
| #1 | 830276T27 | CARBURETOR (TOP) (1 required per assembly) |
| #1 | 830276T11 | CARBURETOR (CENTER) (1 required per assembly) |
| #1 | 830276T12 | CARBURETOR (BOTTOM) (1 required per assembly) |
| #2 | 854246 | SCREW (10 required per assembly) |
| #3 | 854245 | PLATE (3 required per assembly) |
| #4 | NSS | NOT SOLD SEPARATE GASKET (3 required per assembly) |
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NSS - NOT SOLD SEPARATE [ More info ] Unavailable |
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| #5 | 854254T | ENRICHENER (1 required per assembly) |
| #6 | NSS | NOT SOLD SEPARATE O RING (1 required per assembly) |
| #7 | 854255 | PLATE (1 required per assembly) |
| #8 | 803919 | IDLE JET (3 required per assembly) |
| #9 | 803912 | JET (3 required per assembly) |
| #10 | 854248 | PLUG RUBBER (3 required per assembly) |
| #11 | 803915 | JET (3 required per assembly) |
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803915 - JET (MJ),NLA [ More info ] Unavailable |
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| #12 | 854247 | VALVE FLOAT (3 required per assembly) |
| #13 | 803914 | MAIN NOZZLE (3 required per assembly) |
| #14 | 854253 | FLOAT (3 required per assembly) |
| #15 | NSS | NOT SOLD SEPARATE FLOAT PIN (3 required per assembly) |
| #16 | NSS | NOT SOLD SEPARATE GASKET (3 required per assembly) |
| #17 | 803916 | FLOAT BOWL (TOP) (1 required per assembly) |
| #17 | 803917 | FLOAT BOWL (CENTER/BOTTOM) (2 required per assembly) |
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803917 - Float Bowl [ More info ] Unavailable |
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| #18 | 8542463 | SCREW (12 required per assembly) |
| #19 | 8542462 | SCREW DRAIN (3 required per assembly) |
| #20 | NSS | NOT SOLD SEPARATE WASHER (3 required per assembly) |
| #21 | 803925 | SCREW SYNCHRONIZATION (TOP/CENTER) (2 required per assembly) |
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10-803925 - Screw [ More info ] Unavailable |
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| #21 | 803913 | SCREW (BOTTOM) (1 required per assembly) |
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10-803913 - Stop Screw [ More info ] Unavailable |
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| #22 | 803923 | SPRING (TOP/CENTER) (2 required per assembly) |
| #23 | 803924 | SPRING (TOP/CENTER) (2 required per assembly) |
| #24 | 854249 | SPRING (BOTTOM) (1 required per assembly) |
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24-854249 - Spring, Bottom [ More info ] Unavailable |
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| #25 | NSS | NOT SOLD SEPARATE SPRING (1 required per assembly) |
| #26 | 854251 | PLUNGER (1 required per assembly) |
| #27 | NSS | NOT SOLD SEPARATE RUBBER BELLOWS (3 required per assembly) |
| #28 | NSS | NOT SOLD SEPARATE SCREW-PLUNGER RETAINING (3 required per assembly) |
| #29 | NSS | NOT SOLD SEPARATE PLUNGER ROD (3 required per assembly) |




