Parts for MerCruiser 280 TRS GM 350 V-8 1975-1976 Power Steering Components
Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
| #1 | 57-49756 | V-BELT, STEERING PUMP (1 required per assembly) SERIAL 04499390 AND BELOW |
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57-49756 - V-Belt, NLA [ More info ] Unavailable |
| #1 | 57-74270 | V-BELT, STEERING PUMP (1 required per assembly) SERIAL 04499391 AND THRU 4499780 |
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57-74270 - V-Belt [ More info ]
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57-74270T - V-Belt [ More info ]
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57-74270Q - V-Belt 31.50 Lg [ More info ]
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| #1 | 57-77274 | V-BELT, STEERING PUMP (1 required per assembly) SERIAL 04499781 AND UP |
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57-77274 - V-BELT,NLA [ More info ] Unavailable |
| #2 | 48086A 1 | PULLEY ASSEMBLY, CRANKSHAFT (1 required per assembly) SERIAL 04499780 AND BELOW |
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48086A 1 - Power Take, NLA [ More info ]
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| #3 | 10-48308 | SCREW, PULLEY TO DAMPER (3 3/4") (3 required per assembly) SERIAL 04499780 AND BELOW |
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10-48308 - Screw [ More info ]
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| #4 | 13-35048 | LOCKWASHER, PULLEY SCREW (3 required per assembly) SERIAL 04499780 AND BELOW |
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13-35048 - LockWasher - Priced Individually [ More info ]
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| #2 | 75040 | PULLEY, CRANKSHAFT (1 required per assembly) SERIAL 04499781 AND UP |
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75040 - Pulley [ More info ] Unavailable |
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75040A 1 - Pulley, NLA [ More info ]
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| #3 | 10-35786 | SCREW, PULLEY ATTACHING (1") (3 required per assembly) SERIAL 04499781 AND UP |
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10-35786 - Screw - Priced Individually [ More info ]
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| #5 | 71137 | PULLEY, STEERING PUMP (1 required per assembly) SERIAL 04499390 AND BELOW |
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71137 - Pulley, NLA [ More info ] Unavailable |
| #5 | 73873 | PULLEY, STEERING PUMP (1 required per assembly) SERIAL 04499391 AND UP |
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73873 - PULLEY [ More info ] Unavailable |
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73873A 1 - Pulley (Black) [ More info ]
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| #6 | 71136 | HUB, STEERING PUMP (1 required per assembly) SERIAL 04499390 AND BELOW |
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71136 - HUB,NLA [ More info ] Unavailable |
| #7 | 10-62049 | SCREW, PULLEY TO HUB (1") (4 required per assembly) SERIAL 04499390 AND BELOW |
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| #8 | 13-39107 | LOCKWASHER, PULLEY SCREW (4 required per assembly) SERIAL 04499390 AND BELOW |
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13-39107 - LockWasher - Priced Individually [ More info ]
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| #9 | 57611 | BRACKET, PUMP MOUNTING (1 required per assembly) |
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57611T - Bracket, NLA [ More info ]
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| #10 | 10-34354 | SCREW, STEERING PUMP TO BRACKET (1 3/4") (1 required per assembly) |
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10-34354 - Screw - Priced Individually [ More info ]
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| #12 | 23-36534 | SPACER, STEERING PUMP SCREW (1 required per assembly) |
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23-36534 - Spacer [ More info ] Unavailable |
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23-90523 - Spacer - .42 X .75 X .44 [ More info ]
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| #13 | 10-37612 | SCREW, BRACKET TO CYLINDER BLOCK (1 1/4") (2 required per assembly) |
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10-37612 - Screw - Priced Individually [ More info ]
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| #15 | 12-38622 | WASHER, BRACKET SCREW (FOR SLOT) (1 required per assembly) |
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12-38622 - Washer, (.391 X 1.00 X .125) [ More info ]
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| #16 | 11-52412 | NUT, STEERING PUMP STUD (1 required per assembly) |
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11-52412 - LOCKNUT 3/8-16,NLA [ More info ] Unavailable |
| #17 | 49770 | OIL COOLER (1 required per assembly) |
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49770 - Oil Cooler,NLA [ More info ] Unavailable |
| #18 | 54-32781 | CLAMP, OIL COOLER TO BRACKET (2 required per assembly) |
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54-32781 - Hose Attaching Clamp [ More info ] Unavailable |
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54-815504228 - Clamp [ More info ]
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| #19 | 54-64324 | CLAMP, HOSE ATTACHING TO OIL COOLER BRACKET (2 required per assembly) |
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54-64324 - Clamp [ More info ]
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| #20 | 49748A 1 | BRACKET, OIL COOLER (1 required per assembly) |
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49748A 1 - Bracket Assembly, NLA [ More info ]
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| #21 | 49735 | BRACKET, OIL COOLER MOUNT (1 required per assembly) |
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49735A 1 - Bracket, NLA [ More info ] Unavailable |
| #22 | 10-27165 | SCREW, OIL COOLER MOUNT BRACKET (1 required per assembly) |
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10-27165 - Screw - Priced Individually [ More info ]
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10-98261 - Screw [ More info ]
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| #24 | 22-37760 | ELBOW, OIL COOLER (2 required per assembly) |
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22-37760 - Elbow, NLA [ More info ]
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| #25 | 10-48424 | SCREW, BRACKET TO ENGINE (1 5/8") (2 required per assembly) |
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10-48424 - Screw [ More info ]
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| #27 | 23-36365 | SPACER, BRACKET SCREW (2 required per assembly) |
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23-36365 - Spacer [ More info ]
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23-90520 - Spacer - Bracket Screw [ More info ]
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23-90520 1 - Spacer [ More info ]
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