Parts for MerCruiser 228 (4 Barrel.) GM 305 V-8 1977-1978 Oil Pan & Oil Pump
Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
| #1 | 35352 | OIL PUMP ASSEMBLY (1 required per assembly) |
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35352 - Oil Pump Assembly [ More info ]
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17617 - Oil Pump [ More info ]
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| #2 | 10-48333 | BOLT, OIL PUMP TO CYLINDER BLOCK (2") (1 required per assembly) |
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10-48333 - BOLT (2 In.) O NLA [ More info ] Unavailable |
| #3 | 72645 | SCREEN ASSEMBLY, OIL PUMP (1 required per assembly) |
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72645 - SCREEN ASSEMBLY O NLA [ More info ] Unavailable |
| #4 | 36184 | SHAFT, OIL PUMP TO DISTRIBUTOR (1 required per assembly) |
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| #5 | 23-36183 | RETAINER, OIL PUMP SHAFT (1 required per assembly) |
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23-36183 - Retainer [ More info ]
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| #6 | 52198 | BAFFLE, OIL PAN (CYLINDER BLOCK) (1 required per assembly) |
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52198 - Oil Baffle, NLA [ More info ]
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| #7 | 11-37500 | NUT, BAFFLE TO CYLINDER BLOCK STUD (5 required per assembly) |
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| #8 | 72643 | OIL PAN (MCM 228 AND MCM 228 TR) (1 required per assembly) |
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72643 - PAN Oil O NLA [ More info ] Unavailable |
| #8 | 71872A 1 | OIL PAN (MIE 228) (1 required per assembly) |
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71872A 1 - 71872A 1 - OIL PAN ASSY O [ More info ] Unavailable Replaced by -87758A 1 |
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87758A 1 - PAN ASSEMBLY Oil O NLA [ More info ] Unavailable |
| #9 | 27-72627 | GASKET SET, OIL PAN (1 required per assembly) |
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27-72627 - Gasket Set [ More info ]
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27-85817A 1 - GASKET SET O NLA [ More info ] Unavailable |
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18-0153 - Gasket, 27-85817A1 [ More info ]
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| #10 | 10-49956 | SCREW, OIL PAN DRAIN (1 required per assembly) MCM 228 AND MCM 228 TR |
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10-49956 - Screw [ More info ]
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| #11 | 27-49955 | GASKET, OIL PAN DRAIN SCREW (1 required per assembly) MCM 228 AND MCM 228 TR |
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27-49955 - 27-49955 - GASKET O [ More info ] Unavailable Replaced by 27-8M0077608 |
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278M0077608 - Gasket [ More info ]
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18-0905 - Gasket, 27-49955 [ More info ]
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| #12 | 10-72644 | SCREW, OIL PAN TO CYL. BLOCK (5?16 - 18 X 7/8") (4 required per assembly) MCM 228 AND MCM 228 TR |
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10-72644 - Screw, NLA [ More info ]
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| #13 | 13-39107 | WASHER, OIL PAN SCREW (4 required per assembly) MCM 228 AND MCM 228 TR |
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13-39107 - LockWasher - Priced Individually [ More info ]
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| #14 | 10-34277 | SCREW, OIL PAN TO CYL. BLOCK (1/4 - 20 X 7/8") (14 required per assembly) MCM 228 AND MCM 228 TR |
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10-34277 - 10-34277 - BOLT (1/4-20 x 7/ O [ More info ] Unavailable Replaced by 10-35366 |
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10-35366 - Screw - Priced Individually [ More info ]
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| #10 | 22-36373 | PLUG, PIPE - OIL PAN DRAIN (1 required per assembly) MIE 228 |
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| #12 | 10-55714 | SCREW, OIL PAN TO BLOCK (5?16 - 18 X 7/8") (4 required per assembly) MIE 228 |
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10-55714 - Screw - Priced Individually [ More info ]
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| #13 | 13-26992 | LOCKWASHER, OIL PAN SCREW (4 required per assembly) MIE 228 |
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13-26992 - LockWasher - Priced Individually [ More info ]
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| #14 | 10-55715 | SCREW, OIL PAN TO BLOCK (1/4 - 20 X 7/8") (6 required per assembly) MIE 228 |
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10-55715 - Screw - Priced Individually [ More info ]
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| #15 | 13-26993 | LOCKWASHER, OIL PAN SCREW (6 required per assembly) MIE 228 |
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13-26993 - LockWasher - Priced Individually [ More info ]
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| #16 | 72950 | TUBE, OIL LEVEL (LOWER) (1 required per assembly) MCM 228 AND MCM228 TR |
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72950 - Tube, NLA [ More info ]
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| #17 | 32-72539 | TUBE, OIL LEVEL GAUGE (UPPER) (1 required per assembly) MCM 228 AND MCM228 TR |
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32-72539 - Tubing [ More info ]
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| #18 | 72938 | GAUGE, OIL LEVEL (DIPSTICK) (1 required per assembly) MCM 228 AND MCM228 TR |
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| #17 | 47492A 3 | TUBE, OIL LEVEL GAUGE (1 required per assembly) MIE 228 |
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47492A 3 - 47492A 3 - TUBE ASSY O [ More info ] Unavailable Replaced by -86890A 1 |
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86890A 1 - 86890A 1 - TUBE O [ More info ] Unavailable Replaced by -86890A 2 |
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86890A 2 - Tube Assembly [ More info ]
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| #17A | 11-47626 | NUT, OIL LEVEL GAUGE TUBE (1 required per assembly) MIE 228 |
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11-47626 - Nut, NLA [ More info ]
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| #17B | 22-78039 | COUPLING, OIL LEVEL GAUGE TUBE (1 required per assembly) MIE 228 |
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22-78039 - Fitting, NLA [ More info ]
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| #18 | 57403 | GAUGE, OIL LEVEL (DIPSTICK) (1 required per assembly) MIE 228 |
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57403 - 57403 - DIP STICK O [ More info ] Unavailable Replaced by -87353 |
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87353 - 87353 - GAUGE O [ More info ] Unavailable Replaced by -87353A 2 |
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87353A 2 - Gauge Assembly [ More info ]
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861942 20 - Oil Gauge [ More info ]
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| #19 | 22-47625 | ELBOW, OIL LEVEL GAUGE TO OIL PAN (1 required per assembly) MIE 228 |
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22-47625 - ELBOW O NLA [ More info ] Unavailable |
| #20 | 48133 | BRACKET, OIL LEVEL GAUGE (1 required per assembly) MIE 228 SERIAL 00000000-04931219 |
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48133 - BRACKET O NLA [ More info ] Unavailable |
| #20 | 79995 | BRACKET, OIL LEVEL GAUGE (1 required per assembly) MIE 228 SERIAL 04931220-09999999 |
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79995 - BRACKET O NLA [ More info ] Unavailable |
| #21 | 54-47545 | CLIP, OIL LEVEL TUBE (1 required per assembly) MIE 228 |
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54-47545 - 54-47545 - CLIP O [ More info ] Unavailable Replaced by 54-47545 1 |
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54-47545 1 - Clip [ More info ]
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| #22 | 10-33524 | SCREW, CLIP TO BRACKET (5/8") (1 required per assembly) MIE 228 |
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10-33524 - Screw - Priced Individually [ More info ]
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| #24 | 12-20553 | WASHER, OIL LEVEL TUBE BRACKET (1 required per assembly) MIE 228 |
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12-20553 - Washer - Priced Individually [ More info ]
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| #25 | 11-22053 | NUT, CLIP SCREW (1 required per assembly) MIE 228 |
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11-22053 - Nut - Priced Individually [ More info ]
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