Mercruiser Pump Parts


Impellers, Kits and Related Products for Mercruiser Stern Drives


Model

Serial Range

Complete Water Pump Kit

Upper Pump Housing

Upper Pump Kit

Water Pump Base

Impeller Repair Kit

Impeller

#1 Units with plastic flush screw in gear housing 2495186 - 2763441 18-3321 18-3116
 46-96148T 1

18-3517 18-3421
 46-48748A 1
18-3217 18-3017
#1 Units/R w/o flush screw in gear housing 2763442 - 6854392 18-3317(1) 18-3116
 46-96148T 1

18-3517 18-3417(1)
46-57234A 1

18-3217

18-3017
MR 6854393 - D594568 18-3320 18-3116
 46-96148T 1

18-3517 18-3420
46-44292A 3 

18-3217

18-3017
ALPHA I 6854393 - D594568 18-3320 18-3116
 46-96148T 1

18-3517 18-3420
46-44292A 3

18-3217

18-3017
ALPHA I - Generation II D494569 & ABOVE - 18-3147 - - 18-3214 18-3056
BRAVO/Inboardswith externally mounted pump 3040411 & ABOVE - - - - - 18-3087
Notes:
(1) : Models which have been retro-fitted with an Alpha style lower unit (no pre-load pin in top of driveshaft) must use Alpha style parts (18-3320 and 18-3420)






 DESCRIPTION                          PART #                              
 STOCK #                                                              
 NEED                                  

   BUY  
 96/97 454/502
 47-59362A4
18-3216

18-3216

 
 ALL BRAVO
2 PIECE BODY
 47-59362Q08
18-3318
18-3318

 HELP
 ALPHA I
GEN II
 47-40326T6,
T8 & T11
18-3214
18-3214


 
 BIG FOOT
THROUGH 250
O/B LATE
 817275A1
817275A2
18-3570
18-3570


 
 ALPHA  IMP KIT
NO HOUSING/BASE
 47-96148A5
18-3217
18-3217

Call
 BRAVO I II III
IMP REPAIR KIT  18-3237
18-3237

 888
 BRAVO 1 PIECE
PLASTIC PUMP
 47-59362T6
18-3224
18-3224

 726
BRAVO
PLASTIC
18-3309 18-3309
 4406
1 PC PLASTIC PUMP
 47-807151A14
18-3150
18-3150
 Send
 GEN II SN
D469859/UP
 817275T4
18-3147
18-3147

 us a
 #1 - ALPHA
EXCEPT MR UNITS
 18-3317
WITH BASE
18-3317

 message
 MR/ALPHA
UNITS
 18-3320
WITH BASE
18-3320

 click
here
 ALL ALPHA
UPPER KIT
NO BASE
 46-96148A5
46-60367A1
18-3517
18-3517

 



 
 
 
 

Sierra

mercruiser r, mr sterndrive water pump assembly exploded view
Courtesy of SELOC PUBLISHING
USE SELOC REPAIR MANUALS FOR ALL YOUR REPAIRS.
Mercruiser Sterndrive Water Pump Assembly Exploded View Diagram and Parts
Fits R/MR

NOTE MOST OF THE FOLLOWING PARTS ARE INCLUDED IN SOME OF THE KITS. IF YOU DO NEED ANY OF THE SPECIAL ORDER PARTS JUST CALL 815 726 4400 WITH YOUR ENGINE AND PART NUMBER INFORMATION


Figure # Description O.E.M. # Sierra # Qty.
1 Guide, Water Tube 23-29804 1
2 Grommet, Water Tube Guide (Included with 18-3109) 26-38970 18-3110 1
3 O-Ring 25-30613 18-7158 1
4 Seal, Dust Cover 25-30271 SPECIAL
ORDER
1
5 Nut, Housing Retainer 11-45592 18-3723 1
6 Nut, Housing Retainer 11-20361, 11-35888 18-3722
2
7 Washer, Housing Retainer 12-29245 18-4275 3
8 Bolt, Housing Retainer 10-30720 SPECIAL
ORDER
1
9 Washer, Housing Retainer 12-36001 SPECIAL
ORDER
1
10 Housing, Impeller 46-96148T 1  18-3116 1
11 Cup, Impeller (Included with 18-3116) 48752 SPECIAL
ORDER
1
12 Impeller 47-89984T 18-3017 1
13 Key, Impeller   N/A  
14 Gasket, Impeller 27-85609-1 SPECIAL
ORDER
15 Wear Plate, Impeller 32435 SPECIAL
ORDER
1
16 Gasket, Wear Plate 27-85608-1 SPECIAL
ORDER
1
17 Pin, Alignment 17-35973 SPECIAL
ORDER
1
18 Base Assembly 46-57234A1 SPECIAL
ORDER
1
19 Oil Seal, Base Assembly (Included in 18-3417) 26-16977 SPECIAL
ORDER
20 Oil Seal, Base Assembly (Included in 18-3417) 26-89238 SPECIAL
ORDER
1
21 O-Ring, Base Assembly 25-33145 SPECIAL
ORDER
1
22 Gasket, Base Assembly 27-85610-1 SPECIAL
ORDER
1
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