Parts for MerCruiser 7.4L MIE W / Hurth GM 454 V-8 1989-1992 Sea Water Pump Assembly
Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
| #1 | 46-72774A50 | PUMP ASSEMBLY, Sea Water - Complete (1 required per assembly) |
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46-72774A50 - 46-72774A50 - PUMP ASSEMBLY Sea O [ More info ] Unavailable Replaced by 46-807151A12 |
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46-807151A12 - Water Pump Assembly [ More info ]
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18-36001 - Sea Water Pump 807151A12 [ More info ]
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| #2 | 46-72774A40 | BODY ASSEMBLY, Sea Water - Complete (1 required per assembly) |
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46-72774A40 - Two Piece Pump Body, See Parts Bul NO.96-8, NLA [ More info ]
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| #3 | 87631A 1 | COVER (1 required per assembly) |
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87631A 1 - 87631A 1 - COVER O [ More info ] Unavailable Replaced by -87631A 4 |
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87631A 4 - Cover Kit [ More info ]
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| #4 | 10-73275 | SCREW, (.312-18 x 2.88) (2 required per assembly) |
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10-73275 - Screw - Priced Individually [ More info ]
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| #4 | 10-99347 | SCREW, (.312-18 x 3.75) (3 required per assembly) |
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10-99347 - Screw [ More info ]
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| #5 | 12-20084 | WASHER, (.328 x .562 x .062) (5 required per assembly) |
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12-20084 - Washer - Priced Individually [ More info ]
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| #6 | 27-94915 | GASKET (1 required per assembly) |
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27-94915 - 27-94915 - GASKET O [ More info ] Unavailable Replaced by 27-805215 |
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27-805215 - Gasket [ More info ]
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27-805215 1 - Gasket - Priced Individually [ More info ]
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| #7 | 94916 | WEAR PLATE, OUTER (1 required per assembly) |
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94916 - Wear Plate [ More info ]
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18-3351 - Plate 94916 [ More info ]
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| #8 | 27-94914 | GASKET (2 required per assembly) |
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27-94914 - Gasket - Priced Individually [ More info ]
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18-0386 - Gasket, 27-94914 [ More info ]
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| #9 | 19-59504 | PLUG (1 required per assembly) |
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| #10 | 47-59362 1 | IMPELLER (1 required per assembly) |
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47-59362 1 - 47-59362 1 - IMPELLER O [ More info ] Unavailable Replaced by 47-59362T 1 |
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47-59362T 1 - Impeller [ More info ]
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18-3087 - Impeller, 47-59362 [ More info ]
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47-59362Q01 - Impeller [ More info ]
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| #11 | 28-56662 | KEY (EARLY MODELS) (1 required per assembly) |
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28-56662 - Key - Priced Individually [ More info ]
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28-8M0032837 - Key - Priced Individually [ More info ]
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| #12 | 94576 | WEAR PLATE, INNER (1 required per assembly) |
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94576 - Wear Plate [ More info ]
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18-3350 - Plate 94576 [ More info ]
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| #13 | 25-94288 | QUAD RING (1 required per assembly) |
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25-94288 - Ring - Quad [ More info ]
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18-7474 - O-Ring 25-94288 [ More info ]
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| #14 | 46-94913A 2 | HOUSING ASSEMBLY, Water Pump (1 required per assembly) |
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46-94913A 2 - Water Pump Housing [ More info ]
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| #15 | 26-90562 | SEAL, (1.254 x .312) (2 required per assembly) |
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26-90562 - Seal - Priced Individually [ More info ]
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18-2011 - Seal 26-90562 [ More info ]
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| #16 | 30-72961 | BEARING, Ball (2 required per assembly) |
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30-72961 - Ball Bearing [ More info ]
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18-1398 - Bearing, 30-72961 [ More info ]
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| #17 | 59501A 1 | SHAFT (1 required per assembly) |
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59501A 1 - Water Pump Shaft [ More info ]
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| #18 | 53-23720 | RING, Retaining (1 required per assembly) |
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53-23720 - Ring - Retaining [ More info ]
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| #19 | 26-72785 | SEAL (1 required per assembly) |
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18-0531 - Seal, 26-72785 [ More info ]
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| #20 | 47530 | HUB (1 required per assembly) |
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47530 - Hub [ More info ]
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| #21 | 52822T | PULLEY (CAST) (1 required per assembly) |
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52822T - PULLEY O NLA [ More info ] Unavailable |
| #22 | 10-47277 | SCREW, (.312-24 x .750) (4 required per assembly) |
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10-47277 - Screw - Priced Individually [ More info ]
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| #23 | 13-39107 | LOCKWASHER, (.312-24) (4 required per assembly) |
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13-39107 - LockWasher - Priced Individually [ More info ]
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| #24 | 22-32802 | PLUG, Pipe (.125-27) (FOR WATER PUMP BODY) (1 required per assembly) |
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22-32802 - Plug , Priced Individually [ More info ]
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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 Pi [ More info ]
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| #25 | 57-13457T | BELT (30") (1 required per assembly) |
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57-13457T - V BELT [ More info ]
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57-13457 - 57-13457 - V BELT O [ More info ] Unavailable Replaced by 57-13457Q |
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57-13457Q - V-Belt, 29 Lgth [ More info ]
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18-15290 - V-Belt, 57-13457 [ More info ]
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| #26 | 15295T | BRACKET (STAMPED) (1 required per assembly) |
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15295T - Bracket [ More info ]
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| #27 | 10-47461 | SCREW, (.437-14 x 1.00) (1 required per assembly) |
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10-47461 - Screw [ More info ]
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| #28 | 10-17965 | SCREW, (.437-14 x .70) (1 required per assembly) |
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10-17965 - Screw [ More info ]
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| #29 | 13-32993 | LOCKWASHER, (.437) (2 required per assembly) |
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13-32993 - LockWasher - Priced Individually [ More info ]
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| #30 | 12-27025 | WASHER (1 required per assembly) |
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12-27025 - Washer - Priced Individually [ More info ]
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| #33 | 11-21908 | NUT, (.312-18) Cad Plated (3 required per assembly) |
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11-21908 - Nut - Priced Individually [ More info ]
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| #34 | 15751T | BRACE (1 required per assembly) |
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| #37 | 12-30315 | WASHER (1 required per assembly) |
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12-30315 - Washer, NLA [ More info ]
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12-27345 - 12-27345 - WASHER O [ More info ] Unavailable Replaced by 12-74758 |
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12-74758 - Washer [ More info ]
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| #38 | 10-35786 | SCREW, (.375-24 x 1.00) (1 required per assembly) |
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10-35786 - Screw - Priced Individually [ More info ]
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| #39 | 13-35048 | LOCKWASHER, (.375) (1 required per assembly) |
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13-35048 - LockWasher - Priced Individually [ More info ]
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| #40 | 11-46335 | NUT, (.375-24) (1 required per assembly) |
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