Parts for MerCruiser 7.4l MIE W / B / W GM 454 V-8 1988-1992 Sea Water Pump Assembly (Old Design)
View diagram and parts list below.
Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
#1 | 46-72774A32 | PUMP ASSEMBLY, Sea Water - Complete (1 required per assembly) |
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#2 | 46-72774A40 | BODY ASSEMBLY, Sea Water - Complete, WATER PUMP (1 required per assembly) |
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46-72774A40 - BODY ASSEMBLY Sea O NLA [ More info ] Unavailable |
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#3 | 87631A 1 | COVER, WATER PUMP (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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#4 | 10-63328 | SCREW, (.312-18 x 3.00), WATER PUMP (5 required per assembly) |
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#5 | 12-20084 | WASHER, (.328 x .562 x .062), COVER SCREW (5 required per assembly) |
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#6 | 27-94915 | GASKET, COVER TO OUTER WEAR PLATE (1 required per assembly) |
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#7 | 94916 | WEAR PLATE, OUTER (1 required per assembly) |
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#8 | 27-94914 | GASKET, BODY TO WEAR PLATE (2 required per assembly) |
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#9 | 19-59504 | PLUG, IMPELLER (1 required per assembly) |
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#10 | 47-59362 | IMPELLER (1 required per assembly) |
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47-59362 - 47-59362 - IMPELLER O [ More info ] Unavailable Replaced by 47-59362 1 |
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47-59362 1 - 47-59362 1 - IMPELLER O [ More info ] Unavailable Replaced by 47-59362T 1 |
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#11 | 28-56662 | KEY, IMPELLER DRIVE (1 required per assembly) |
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28-56662 - 28-56662 - KEY O [ More info ] Unavailable Replaced by 28-8M0032837 |
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#12 | 94576 | WEAR PLATE, INNER (1 required per assembly) |
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#13 | 25-94288 | QUAD RING, PUMP HOUSING (1 required per assembly) |
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#14 | 46-94913A 1 | HOUSING ASSEMBLY, Water Pump (1 required per assembly) |
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#15 | 26-90562 | SEAL, (1.254 x .312), WATER PUMP SHAFT (2 required per assembly) |
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#16 | 30-72961 | BEARING, Ball, WATER PUMP SHAFT (2 required per assembly) |
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#17 | 59501A 1 | SHAFT, WATER PUMP (1 required per assembly) |
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#18 | 53-23720 | RING, Retaining, BALL BEARING (1 required per assembly) |
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#19 | 26-72785 | SEAL, WATER PUMP SHAFT (1 required per assembly) |
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#20 | 47530 | HUB, WATER PUMP PULLEY (1 required per assembly) |
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47530 - Hub [ More info ] |
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#21 | 73798A 1 | PULLEY, WATER PUMP (STAMPED) (1 required per assembly) |
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#22 | 10-47277 | SCREW, (.312-24 x .750), PULLEY (4 required per assembly) |
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#23 | 13-39107 | LOCKWASHER, (.312-24), PULLEY SCREW (4 required per assembly) |
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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 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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#25 | 57-74271T | V BELT, (35.125 In), WATER PUMP (35") (1 required per assembly) |
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57-74271Q - V-Belt, 35.125 Lg [ More info ]
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#26 | 47489A 2 | BRACKET ASSEMBLY, WATER PUMP (CAST) (1 required per assembly) |
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47489A 2 - BRACKET ASSEMBLY O NLA [ More info ] Unavailable |
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#27 | 10-47461 | SCREW, (.437-14 x 1.00), WATER PUMP BRACKET (1 required per assembly) |
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#28 | 10-48948 | SCREW, (.437-14 x .880), WATER PUMP BRACKET (1 required per assembly) |
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#29 | 13-32993 | LOCKWASHER, (.437), BRACKET SCREW (2 required per assembly) |
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#30 | 12-27025 | WASHER, BRACKET SCREW (1 required per assembly) |
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#31 | 10-34354 | SCREW, (.375-16 x 1.50), WATER PUMP BRACKET (1 required per assembly) |
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#32 | 13-35048 | LOCKWASHER, (.375), BRACKET SCREW (1 required per assembly) |
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#33 | 12-79643 | WASHER, WATER PUMP SCREW (FOR SLOT) (1 required per assembly) |
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#34 | 64177 | BRACE, WATER PUMP (1 required per assembly) |
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64177 - BRACE O NLA [ More info ] Unavailable |
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#37 | 12-30315 | WASHER, BRACE SCREW (1 required per assembly) |
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12-27345 - 12-27345 - WASHER O [ More info ] Unavailable Replaced by 12-74758 |
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#38 | 10-35786 | SCREW, (.375-24 x 1.00), WATER PUMP BRACE (1 required per assembly) |
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#40 | 11-24883 | NUT, BRACE SCREW (1 required per assembly) |
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