Parts for MerCruiser 330 GM 454 V-8 1977-1981 Power Steering Components (Stern Drive)
Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
| #1 | 57-74270 | V-BELT, STEERING PUMP (1 required per assembly) |
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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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| #2 | 73873 | PULLEY, STEERING PUMP (1 required per assembly) |
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73873 - PULLEY [ More info ] Unavailable |
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73873A 1 - Pulley (Black) [ More info ]
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| #3 | 49684 | BRACKET, PUMP MOUNTING (1 required per assembly) |
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49684 - Bracket, NLA [ More info ] Unavailable |
| #4 | 10-32132 | SCREW, STEERING PUMP TO BRACKET (1 3/4")-NON METRIC (1 required per assembly) |
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10-32132 - Screw [ More info ]
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| #4 | 10-40001203 | SCREW, STEERING PUMP TO BRACKET (METRIC) (1 required per assembly) |
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10-40001203 - Screw [ More info ]
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10-8M0157110 - SCREW [ More info ] Unavailable |
| #5 | 13-35048 | LOCKWASHER, STEERING PUMP SCREW (NON METRIC) (1 required per assembly) |
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13-35048 - LockWasher - Priced Individually [ More info ]
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| #5 | 13-40024008 | LOCKWASHER, STEERING PUMP SCREW (METRIC) (1 required per assembly) |
| #6 | 23-90523 | SPACER, STEERING PUMP SCREW (1 required per assembly) |
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23-90523 - Spacer - .42 X .75 X .44 [ More info ]
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| #7 | 10-47651 | SCREW, BRACKET TO CYLINDER BLOCK (1 1/2") (2 required per assembly) |
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10-47651 - Screw [ More info ]
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| #8 | 13-32993 | LOCKWASHER, BRACKET SCREW (2 required per assembly) |
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13-32993 - LockWasher - Priced Individually [ More info ]
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| #9 | 12-30315 | WASHER, BRACKET SCREW (FOR SLOT) (1 required per assembly) |
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12-30315 - Washer, NLA [ More info ]
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12-27345 - Washer [ More info ] Unavailable |
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12-74758 - Washer, (.469 X .875 X .063) [ More info ]
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| #10 | 11-86317 | NUT, STEERING PUMP STUD (NON METRIC) (1 required per assembly) |
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11-86317 - Nut, Steering Pump Stud,NLA [ More info ]
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| #10 | 11-90517 | NUT, STEERING PUMP STUD (METRIC) (1 required per assembly) |
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11-90517 - Nut, (M10) [ More info ]
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| #11 | 77912 | OIL COOLER (1 required per assembly) |
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77912 - Oil Cooler [ More info ]
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77912A 3 - Oil Cooler [ More info ] Unavailable |
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99356A 2 - Oil Cooler [ More info ]
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8M0152028 - Oil Cooler POWER STEERING [ More info ] Unavailable |
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8M0181740 - OIL COOLER Q=T [ More info ] In Stock |
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18-2587 - Oil Cooler [ More info ]
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| #12 | 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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| #13 | 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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| #14 | 49748A 1 | BRACKET ASSEMBLY, OIL COOLER (1 required per assembly) |
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49748A 1 - Bracket Assembly, NLA [ More info ]
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| #15 | 49735 | BRACKET, OIL COOLER MOUNT (1 required per assembly) |
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49735A 1 - Bracket, NLA [ More info ] Unavailable |
| #16 | 10-20359 | SCREW, OIL COOLER MOUNTING BRACKET (1 required per assembly) |
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10-20359 - Screw - Priced Individually [ More info ]
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| #17 | 11-68411 | NUT, MOUNT BRACKET SCREW (1 required per assembly) |
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11-68411 - Nut (3/8-16) [ More info ]
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11-826709 12 - Nut, (.375-16) Stainless Steel [ More info ]
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| #18 | 22-37760 | ELBOW, OIL COOLER (2 required per assembly) |
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22-37760 - Elbow, NLA [ More info ]
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| #19 | 10-48424 | SCREW, BRACKET TO ENGINE (2 required per assembly) |
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10-48424 - Screw [ More info ]
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| #21 | 12-20572 | WASHER, BRACKET SCREW (2 required per assembly) |
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12-20572 - Washer, (.390 X .750 X .093) [ More info ]
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| #22 | 85011A 1 | BRACKET ASSEMBLY, PUMP (1 required per assembly) SERIAL 05163434-09999999 |
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85011A 1 - Bracket Assembly, NLA [ More info ]
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| #23 | 10-26487 | SCREW, PUMP BRK. TO MOUNTING BRK. (2 required per assembly) SERIAL 05163434-09999999 |
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10-26487 - Screw [ More info ]
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| #23 | 10-40001194 | SCREW, PUMP BRK. TO MOUNTING BRK. (METRIC) (2 required per assembly) SERIAL 05163434-09999999 |
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10-40001194 - SCREW [ More info ] Unavailable |
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10-40001195 - Screw [ More info ]
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| #25 | 23-90520 | SPACER, PUMP ASSEMBLY BRACKET SCREW (2 required per assembly) SERIAL 05163434-09999999 |
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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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