Parts for Mercury Marine Model 402 40 HP Cylinder Block & Crankcase Assembly
Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
| #1 | 1151-4732A 1 | END CAP ASSEMBLY, UPPER (1 required per assembly) |
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1151-4732A 1 - End Cap Assembly, NLA [ More info ]
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| #2 | 25-47254 | "O" RING, UPPER END CAP (1 required per assembly) |
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25-47254 - O-Ring - Priced Individually [ More info ]
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18-7961 - O-Ring 25-97386 [ More info ]
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| #3 | 31-62066 | BALL BEARING, UPPER END CAP (1 required per assembly) |
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31-62066 - Bearing [ More info ]
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31-62066T - Bearing [ More info ]
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| #4 | 26-29476 | OIL SEAL, UPPER END CAP (1 required per assembly) |
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26-29476 - 26-29476 - SEAL Oil O [ More info ] Unavailable Replaced by 26-41953 |
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26-41953 - Oil Seal - Priced Individually [ More info ]
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18-2016 - Seal, 26-41953 [ More info ]
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| #5 | 10-30225 | SCREW, UPPER END CAP MOUNTING (1") (4 required per assembly) |
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10-30225 - Screw w/ Lw - Priced Individually [ More info ]
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| #6 | 851-4816A 3 | CYLINDER BLOCK AND CRANKCASE ASS'Y (1 required per assembly) UNITED STATES 3476510 AND BELOW |
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851-4816A 3 - 851-4816A 3 - CYLINDER BLOCK O [ More info ] Unavailable Replaced by 851-5925A 2 |
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851-5925A 2 - CYLINDER BLOCK O NLA [ More info ] Unavailable |
| #6 | 851-4963A 3 | CYLINDER BLOCK AND CRANKCASE ASS'Y (1 required per assembly) UNITED STATES 3476511 THRU 3477009 |
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851-4963A 3 - 851-4963A 3 - CYLINDER BLOCK O [ More info ] Unavailable Replaced by 851-5350A 7 |
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851-5350A 7 - CYLINDER BLOCK O NLA [ More info ] Unavailable |
| #6 | 851-5350A 3 | CYLINDER BLOCK AND CRANKCASE ASS'Y (1 required per assembly) UNITED STATES 3859435 AND UP AUSTRALIA 8016690 AND UP BELGIUM 9051459 AND UP CANADA 7032138 AND UP |
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851-5350A 3 - 851-5350A 3 - CYLINDER BLOCK O [ More info ] Unavailable Replaced by 851-6297A 3 |
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851-6297A 3 - 851-6297A 3 - CYLINDER BLOCK O [ More info ] Unavailable Replaced by 851-6663A 3 |
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851-6663A 3 - 851-6663A 3 - CYLINDER BLOCK O [ More info ] Unavailable Replaced by 851-7418A 2 |
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851-7418A 2 - 851-7418A 2 - CYLINDER BLOCK O [ More info ] Unavailable Replaced by 851-7940A 2 |
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851-7940A 2 - 851-7940A 2 - CYLINDER BLOCK AS O [ More info ] Unavailable Replaced by 851-7940A 6 |
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851-7940A 6 - CYLINDER BLOCK/CR O NLA [ More info ] Unavailable |
| #7 | 16-35099 | STUD, CARBURETOR MOUNTING (1 3/16") (2 required per assembly) |
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16-35099 - 16-35099 - STUD @3 O [ More info ] Unavailable Replaced by 16-64280 |
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16-64280 - 16-64280 - STUD O [ More info ] Unavailable Replaced by 16-68164 |
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16-68164 - 16-68164 - STUD O [ More info ] Unavailable Replaced by 16-64936 |
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16-64936 - Stud, NLA [ More info ]
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| #8 | 16-29988 | STUD, CRANKCASE TO DRIVE SHAFT HOUSING (9/16") (2 required per assembly) |
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16-29988 - Stud - Priced Individually [ More info ]
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16-33111 - Stud, NLA [ More info ]
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| #9 | 16-29990 | STUD, CYLINDER BLOCK TO DRIVE SHAFT HOUSING (3 7/16") (2 required per assembly) UNITED STATES 3859434 AND BELOW AUSTRALIA 8016689 AND BELOW BELGIUM 9051458 AND BELOW CANADA 7006601 AND BELOW |
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16-29990 - Stud - Priced Individually [ More info ]
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16-56297 2 - 16-56297 2 - STUD (.312-18/.32 O [ More info ] Unavailable Replaced by 16-8M0034463 |
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16-8M0034463 - Stud [ More info ]
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| #9 | 16-65762 | STUD, CYLINDER BLOCK TO DRIVE SHAFT HOUSING (3 11/16") (2 required per assembly) UNITED STATES 3859435 AND UP AUSTRALIA 8016690 AND UP BELGIUM 9051459 AND UP CANADA 7032138 AND UP |
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16-65762 - 16-65762 - STUD @2 O [ More info ] Unavailable Replaced by 16-68168 |
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16-68168 - Stud, NLA [ More info ]
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| #10 | 16-29989 | STUD, CYLINDER BLOCK TO DRIVE SHAFT HOUSING (1 15/16") (2 required per assembly) STARBOARD |
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16-29989 - Stud, NLA [ More info ]
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| #11 | 16-37986 | STUD, CYLINDER BLOCK TO DRIVE SHAFT HOUSING (2 5/16") (2 required per assembly) PORT |
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16-34378 - STUD @2 O NLA [ More info ] Unavailable |
| #12 | 17-57211 | DOWEL PIN, RETAINER TO CYLINDER BLOCK (1 required per assembly) |
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17-57211 - Dowel Pin, NLA [ More info ]
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| #13 | 17-23784 | DOWEL PIN, CRANKCASE TO CYLINDER BLOCK (2 required per assembly) |
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17-23784 - Pin -Dowel [ More info ]
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| #14 | 17-20323 | DOWEL PIN, CYLINDER BLOCK TO MAIN BEARING (1 required per assembly) |
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17-20323 - Pin -Dowel - Priced Individually [ More info ]
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| #15 | 27-55158 | GASKET, SEALING - CYLINDER BLOCK (2 required per assembly) |
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27-55158 - Gasket - Priced Individually [ More info ]
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| #16 | 62064 | BRACKET, STARTER MOTOR (1 required per assembly) |
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62064 - Bracket, NLA [ More info ]
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| #17 | 10-35213 | SCREW, BLOCK BRACKET TO STARTER MOTOR (1 5/8")-ELECTRIC (2 required per assembly) |
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10-35213 - SCREW O NLA [ More info ] Unavailable |
| #17 | 10-21339 | SCREW, STARTER MOTOR BRACKET TO BLOCK (1 3/8") MANUAL (2 required per assembly) |
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10-21339 - Screw, NLA [ More info ]
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| #18 | 11-46793 | NUT, STARTER MOTOR BRACKET SCREW - MANUAL (2 required per assembly) |
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11-46793 - Nut - Priced Individually [ More info ]
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11-29250 - Nut - Priced Individually [ More info ]
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| #19 | 10-22040 | SCREW, CRANKCASE TO CYLINDER BLOCK (1 1/2") (6 required per assembly) |
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10-22040 - Screw - Priced Individually [ More info ]
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10-69097 - Screw [ More info ]
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10-78841 - Bolt, NLA [ More info ]
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| #19 | 10-33008 | SCREW, CRANKCASE TO CYLINDER BLOCK (3 1/2") (2 required per assembly) |
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10-33008 - Screw - Priced Individually [ More info ]
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| #19 | 10-29942 | SCREW, CRANKCASE TO CYLINDER BLOCK (2 1/4") (1 required per assembly) |
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10-29942 - 10-29942 - SCREW O [ More info ] Unavailable Replaced by 10-69090 |
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10-69090 - SCREW O NLA [ More info ] Unavailable |
| #21 | 1152-4810A 1 | END CAP ASSEMBLY, LOWER (1 required per assembly) UNITED STATES 3476510 AND BELOW |
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1152-4810A 1 - END CAP ASSY O NLA [ More info ] Unavailable |
| #23 | 25-22175 | "O" RING, LOWER END CAP SCREWS (3 required per assembly) UNITED STATES 3476510 AND BELOW |
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25-22175 - O-Ring - Priced Individually [ More info ]
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25-62702 - 25-62702 - O-RING (.301 x .0 O [ More info ] Unavailable Replaced by 25-62702 1 |
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25-62702 1 - O-Ring [ More info ]
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18-7413-9 - O-Ring (PK5) 25-62702, 303191 [ More info ]
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| #24 | 25-62457 | "O" RING, LOWER END CAP (1 required per assembly) UNITED STATES 3476510 AND BELOW |
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25-62457 - O-Ring - Priced Individually [ More info ]
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| #25 | 10-63070 | SCREW, LOWER END CAP TO CYLINDER BLOCK ANC CRANKCASE (1 1/4" (3 required per assembly) UNITED STATES 3476510 AND BELOW |
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10-63070 - 10-63070 - SCREW @3 O [ More info ] Unavailable Replaced by 10-56500 |
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10-56500 - Screw, NLA [ More info ]
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| #26 | 12-58166 | WASHER, RETAINER SCREW (3 required per assembly) UNITED STATES 3476510 AND BELOW |
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12-58166 - Washer, NLA [ More info ]
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| #27 | 26-57847 | STAT-O-SEAL, RETAINER SCREW (3 required per assembly) UNITED STATES 3476510 AND BELOW |
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26-57847 - Seal, NLA [ More info ]
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| #21 | 1152-4966A 1 | END CAP ASSEMBLY, LOWER (1 required per assembly) UNITED STATES 3476511 THRU 3477009 |
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1152-4966A 1 - 1152-4966A 1 - END CAP ASSY O [ More info ] Unavailable Replaced by 1152-7267A 1 |
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1152-7267A 1 - END CAP ASSEMBLY O NLA [ More info ] Unavailable |
| #23 | 25-64068 | "O" RING, LOWER END CAP SCREW (3 required per assembly) UNITED STATES 3476511 THRU 3477009 |
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25-64068 - O-Ring - Priced Individually [ More info ]
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18-7145-9 - O-Ring, Pack of 5, 333572 [ More info ]
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| #24 | 25-64067 | "O" RING, LOWER END CAP (1 required per assembly) UNITED STATES 3476511 THRU 3477009 |
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25-64067 - O-Ring - Priced Individually [ More info ]
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25-823683 - O-Ring [ More info ]
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18-7414-9 - O-Ring (PK5) 25-64067 [ More info ]
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| #25 | 10-63365 | SCREW, LOWER END CAP TO CYLINDER BLOCK AND CRANKCASE (1 1/2" (3 required per assembly) UNITED STATES 3476511 THRU 3477009 |
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10-63365 - Screw, NLA [ More info ]
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| #28 | 27-55306 | GASKET, CYLINDER BLOCK TO BAFFLE PLATE (1 required per assembly) |
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27-55306 - Gasket - Priced Individually [ More info ]
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27-78028 - Gasket - Priced Individually [ More info ]
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27-85489 - Gasket [ More info ]
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27-85489 1 - Gasket [ More info ]
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27-85489 2 - Gasket [ More info ]
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| #29 | 55190 | PLATE, DIVIDER - EXHAUST MANIFOLD (1 required per assembly) |
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55190 - Divider Plate, NLA [ More info ]
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| #30 | 27-55308 | GASKET, BAFFLE PLATE TO EXHAUST COVER (1 required per assembly) |
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27-55308 - Gasket - Priced Individually [ More info ]
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27-78027 - Gasket - Priced Individually [ More info ]
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27-85488 - 27-85488 - GASKET O [ More info ] Unavailable Replaced by 27-85488 1 |
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27-85488 1 - 27-85488 1 - GASKET O [ More info ] Unavailable Replaced by 27-85488 2 |
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27-85488 2 - Gasket [ More info ]
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| #31 | 55157 | COVER, EXHAUST MANIFOLD (1 required per assembly) |
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55157T - 55157T - COVER O [ More info ] Unavailable Replaced by -55157 2 |
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55157 2 - Cover, NLA [ More info ]
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| #32 | 10-53016 | SCREW, MANIFOLD COVER TO CYLINDER BLOCK (1 1/4") (1 required per assembly) |
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10-53016 - Screw - Priced Individually [ More info ]
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10-74824 - Screw - Priced Individually [ More info ]
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| #32 | 10-31984 | SCREW, MANIFOLD COVER TO CYLINDER BLOCK (1 3/8") (7 required per assembly) |
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10-31984 - Screw - Priced Individually [ More info ]
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| #33 | 10-24228 | SCREW, ADJUSTIN - EXHAUST COVER (1 7/8") (2 required per assembly) |
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10-24228 - SCREW @5 O NLA [ More info ] Unavailable |
| #34 | 11-20890 | NUT, ADJUSTING SCREW (2 required per assembly) |
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11-20890 - Nut - Priced Individually [ More info ]
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| #35 | 26852 | CAP, NYLON - ADJUSTING SCREW (2 required per assembly) |
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26852 - Nylon Cap [ More info ]
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| #36 | 1024-3869 | COVER, CYLINDER BLOCK (1 required per assembly) |
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1024-3869 - 1024-3869 - COVER O [ More info ] Unavailable Replaced by 1024-6137 |
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1024-6137 - 1024-6137 - COVER O [ More info ] Unavailable Replaced by 1024-6652 |
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1024-6652 - 1024-6652 - COVER O [ More info ] Unavailable Replaced by 1024-9110 |
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1024-9110 - 1024-9110 - COVER O [ More info ] Unavailable Replaced by 1024-9110T |
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1024-9110T - 1024-9110T - COVER O [ More info ] Unavailable Replaced by 1024-9110 1 |
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1024-9110 1 - COVER O NLA [ More info ] Unavailable |
| #37 | 27-55307 | GASKET, CYLINDER BLOCK COVER (1 required per assembly) |
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27-55307 - 27-55307 - GASKET @3 O [ More info ] Unavailable Replaced by 27-74708 |
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27-74708 - 27-74708 - GASKET @3 O [ More info ] Unavailable Replaced by 27-78029 |
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27-78029 - 27-78029 - GASKET @2 O [ More info ] Unavailable Replaced by 27-85490 |
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27-85490 - 27-85490 - GASKET O [ More info ] Unavailable Replaced by 27-85490 1 |
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27-85490 1 - GASKET O [ More info ] Unavailable |
| #38 | 10-56500 | SCREW, CYLINDER BLOCK COVER MOUNTING (1 1/4") (10 required per assembly) |
| #39 | 11-46887 | NUT, COVER MOUNTING SCREW (10 required per assembly) |
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11-46887 - 11-46887 - NUT (1/4-28) O [ More info ] Unavailable Replaced by 11-20184 |
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11-20184 - Nut - Priced Individually [ More info ]
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| #40 | 46933A 3 | GROUND STRAP, POWRHEAD TO BOTTOM COWL (2 required per assembly) |
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46933A 3 - Strap Assembly, NLA [ More info ]
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| #41 | 22-32802 | PLUG, PIPE - CYLINDER BLOCK COVER (1 required per assembly) |
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22-32802 - 22-32802 - PLUG Pipe (.125-2 O [ More info ] Unavailable Replaced by 22-32802 1 |
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22-32802 1 - 22-32802 1 - PLUG Pipe (.125-2 O [ More info ] Unavailable Replaced by 22-32802 2 |
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22-32802 2 - Plug, Brass - Priced Individually [ More info ]
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18-4263 - Pipe Plug, 1/8-27 NPT, Brass [ More info ]
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| #42 | 62303 | COVER, TRANSFER PORT (1 required per assembly) UNITED STATES 3474577 AND BELOW AUSTRALIA 8004329 AND BELOW BELGIUM 9005203 AND BELOW CANADA 7006600 AND BELOW |
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62303 - COVER O NLA [ More info ] Unavailable |
| #42 | 63970 | COVER, TRANSFER PORT (1 required per assembly) UNITED STATES 3474578 AND UP AUSTRALIA 8004360 AND UP BELGIUM 9005204 AND UP CANADA 7006601 AND UP |
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63970 - COVER O NLA [ More info ] Unavailable |
| #43 | 27-55279 | GASKET, TRANSFER PORT COVER (1 required per assembly) |
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27-55279 - Gasket - Priced Individually [ More info ]
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27-55279 1 - Gasket - Priced Individually [ More info ]
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| #44 | 54-54457 | "J" CLIP, COIL HARNESS (1 required per assembly) |
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54-54457 - J Clip [ More info ]
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| #45 | 10-53556 | SCREWS, TANSFER PORT COVER MOUNTING (1") (6 required per assembly) |
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10-53556 - 10-53556 - SCREW (1/4-20 x 1 O [ More info ] Unavailable Replaced by 10-69100 |
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10-69100 - 10-69100 - SCREW O [ More info ] Unavailable Replaced by 10-76630 |
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10-76630 - Screw - Priced Individually [ More info ]
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