Parts for MerCruiser 330 GM 454 V-8 1977-1981 Water Pump Assembly
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Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
#1 | 46-72774A32 | WATER PUMP ASSEMBLY (1 required per assembly) |
#1A | 46-72774 | BODY, WATER PUMP (PLASTIC) (1 required per assembly) |
46-72774 - Pump Body [ More info ] Unavailable |
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46-72774A40 - Two Piece Pump Body, See Parts Bul NO.96-8, NLA [ More info ] Unavailable |
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#2 | 87631 | COVER, WATER PUMP (1 required per assembly) |
87631 - COVER [ More info ] Unavailable |
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#3 | 10-28642 | SCREW, WATER PUMP SLEEVE (4 required per assembly) |
#4 | 10-63328 | SCREW, COVER TO BODY (5 required per assembly) |
#5 | 12-20084 | WASHER, COVER TO BODY SCREW (5 required per assembly) |
#6 | 27-94915 | GAASKET, COVER TO OUTER WEAR PLATE (1 required per assembly) |
27-94915 - Cover To Outer Wear Gasket [ More info ] Unavailable |
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27-805215 - Water Pump Gasket [ More info ] Unavailable |
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#7 | 94916 | WEAR PLATE (1 required per assembly) |
#8 | 27-94914 | GASKET, BODY TO WEAR PLATE (2 required per assembly) |
#9 | 19-59504 | PLUG, IMPELLER (1 required per assembly) |
#10 | 47-59362A 1 | IMPELLER ASSEMBLY (1 required per assembly) |
47-59362A 1 - Impeller Kit [ More info ] Unavailable |
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47-59362 - Impeller [ More info ] Unavailable |
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47-59362 1 - Impeller [ More info ] Unavailable |
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#11 | 26-56662 | KEY, IMPELLER DRIVE (1 required per assembly) |
#12 | 94576 | WEAR PLATE (1 required per assembly) |
94576 - Wear Plate [ More info ] Unavailable |
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#13 | 25-37340 | "O" RING, PUMP HOUSING (AR required per assembly) |
25-37340 - O-ring, Pump Housing To Inner Wear Plate [ More info ] |
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#13 | 25-94288 | QUAD SEAL, PUMP HOUSING (AR required per assembly) |
#14 | 46-94913A 1 | PUMP HOUSING (1 required per assembly) |
#15 | 26-90562 | OIL SEAL, WATER PUMP SHAFT (2 required per assembly) |
#16 | 30-72961 | BALL BEARING, WATER PUMP SHAFT (2 required per assembly) |
#17 | 59501 | SHAFT, WATER PUMP (1 required per assembly) |
59501 - Shaft [ More info ] Unavailable |
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#18 | 53-23720 | RING, SNAP - BALL BEARING RETAINER (1 required per assembly) |
#19 | 26-72785 | OIL SEAL, WATER PUMP SHAFT (1 required per assembly) |
18-0531 - Seal, 26-72785 [ More info ]
$19.99 $13.26 |
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#20 | 47530 | HUB, WATER PUMP PULLEY (1 required per assembly) |
47530 - Hub [ More info ] |
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#21 | 73798 | PULLEY, WATER PUMP (1 required per assembly) |
73798 - PULLEY [ More info ] Unavailable |
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73798A 1 - Pulley - (Black) [ More info ] Unavailable |
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#22 | 58265 | CLAMPING RING, PUMP PULLEY (1 required per assembly) |
#23 | 10-47277 | SCREW, PULLEY TO WATER PUMP (3/4") (4 required per assembly) |
#24 | 13-39107 | LOCKWASHER, WATER PUMP PULLEY SCREW (4 required per assembly) |
#25 | 32-72837 | HOSE, WATER PUMP TO OIL COOLER (1 required per assembly) - STERN DRIVE (WITH POWER STEERING) |
32-72837 - Hose - Water Pump To Oil Cooler [ More info ] Unavailable |
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32-57230 - Hose, NLA [ More info ] Unavailable |
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#26 | 54-32780 | CLAMP, WATER PUMP HOSE (2 required per assembly) - STERN DRIVE (WITH POWER STEERING) |
54-32780 - Clamp [ More info ] Unavailable |
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#27 | 62711 | STA-STRAP, HOSE ATTACHING (1 required per assembly) - STERN DRIVE (WITH POWER STEERING) |
62711 - STA-STRAP,NLA [ More info ] Unavailable |
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#28 | 47489A 1 | BRACKET, WATER PUMP (1 required per assembly) |
47489A 1 - Bracket [ More info ] Unavailable |
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47489A 2 - Bracket Kit,NLA [ More info ] Unavailable |
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#29 | 10-47461 | SCREW, WATER PUMP BRACKET ATTACHING (1") (1 required per assembly) |
#30 | 13-35048 | LOCKWASHER, WATER PUMP BRACKET SCREW (1 required per assembly) |
#30A | 12-79643 | WASHER, WATER PUMP BRACKET - FOR SLOT (1 required per assembly) |
#30A | 23-57369 | SPACER, WATER PUMP BRACKET - FOR SLOT (5/16" THICK) (OPT required per assembly) |
#31 | 10-48948 | SCREW, WATER PUMP BRACKET TO ENGINE (1 required per assembly) |
#32 | 13-32993 | LOCKWASHER, WATER PUMP BRACKET SCREW (1 required per assembly) |
#33 | 12-30315 | WASHER, WATER PUMP BRACKET SCREW (1 required per assembly) |
12-27345 - Washer [ More info ] Unavailable |
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#34 | 10-34354 | SCREW, WATER PUMP BRACKET (1 required per assembly) |
#35 | 77640 | BRACE, WATER PUMP ADJUSTING (WITH POWER STEERING) (1 required per assembly) - STERN DRIVE |
77640 - BRACE,NLA [ More info ] Unavailable |
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#35 | 64177 | BRACE, WATER PUMP ADJUSTING (WITHOUT POWER STEERING) (1 required per assembly) - STERN DRIVE |
64177 - Brace, NLA [ More info ] Unavailable |
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#36 | 10-35786 | SCREW, BRACE TO BRACKET (1 required per assembly) - STERN DRIVE |
#37 | 13-37459 | LOCKWASHER, BRACE SCREW (1 required per assembly) - STERN DRIVE |
13-37459 - LockWasher , Priced Individually [ More info ] Unavailable |
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#38 | 11-24883 | NUT, BRACE TO BRACKET SCREW (1 required per assembly) - STERN DRIVE |
11-24883 - Nut (3/8-24) [ More info ] Unavailable |
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#39 | 10-34353 | SCREW, BRACE TO ENGINE (1") - WITH POWER STEERING (1 required per assembly) - STERN DRIVE |
#40 | 12-34714 | WASHER, BRACE TO ENGINE SCREW (1 required per assembly) - STERN DRIVE |
#42 | 23-72057 | SPACER, BRACE TO ENGINE SCREW (WITH POWER STEERING) (1 required per assembly) - STERN DRIVE |
#35 | 47544 | BRACE, WATER PUMP ADJUSTING (1 required per assembly) - INBOARD |
#40 | 12-20572 | WASHER, BRACE TO ENGINE SCREW (1 required per assembly) - INBOARD |
#43 | 57-74271 | BELT, WATER PUMP (1 required per assembly) |
57-74271 - V-Belt [ More info ] Unavailable |
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#44 | 22-62910 | FITTING, WATER PUMP BODY (1 required per assembly) - STERN DRIVE |
22-62910 - Elbow [ More info ] Unavailable |
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#45 | 32-62987 2 | HOSE, WATER PUMP TO TRANSMISSION COOLER (34 1/2") (1 required per assembly) - STERN DRIVE |
32-62987 2 - Hose, NLA [ More info ] Unavailable |
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#46 | 22-32802 | PLUG, PIPE - WATER PUMP BODY (INBOARD) (1 required per assembly) |
22-32802 - Plug , Priced Individually [ More info ] Unavailable |
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22-32802 1 - Plug, Brass, Priced Individually [ More info ] Unavailable |
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22-32802 2 - Brass Pipe Plug, Priced Individually [ More info ] |
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#47 | 54-32523 | CLAMP, HOSE ATTACHING (1 required per assembly) |
54-32523 - Hose Attaching Clamp [ More info ] Unavailable |
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