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Parts for Mercury Marine Exhaust / Cooling Systems & Extension Kits Heavy Duty Water Pump Kits

Engine Diagram

Ref. No. Part No. Description Manufacturer List Price Your Price Order
#- 46-48743A 3 HEAVY DUTY WATER PUMP KIT(PLASTIC - BALL BEARING ON DRIVE SHAFT) (1, required per assembly)
WATER PUMP KIT    O - Replaced by -53168A 1  
46-48743A 3This part has been superseded. WATER PUMP KIT O - Replaced by -53168A 1
(more info)
    UnavailableUnavailable Parts
W/P KIT-HD CHROME,NLA 53168A 1 53168A 1
53168A 1OEM Part 53168A 1 - Water Pump Kit - HD Chrome, NLA (more info) About Mercury Marine $58.00 $58.00 Add to shopping cart
5 in stock. Explain stock levels
#- 46-48743A 4 HEAVY DUTY WATER PUMP KIT(PLASTIC - TAPERED BRG. ON DRIVE SHAFT) (,1 required per assembly)
WATER PUMP KIT,NLA 46-48743A 4  
46-48743A 4OEM Part 46-48743A 4 - Water Pump Kit, NLA (more info) About Mercury Marine $100.00 $100.00 Add to shopping cart
1 in stock. Explain stock levels
#1 27-32438 GASKET, WATER PUMP BASE TO GEAR HOUSING (1, required per assembly)
GASKET Note: must be ordered in multiples of 5 27-32438 27-32438
27-32438OEM Part 27-32438 - Gasket - Priced Individually (more info) About Mercury Marine $2.10 $2.10 Add to shopping cart
10+ in stock. Explain stock levels
#1 27-33146 GASKET, WATER PUMP BASE TO GEAR HOUSING (,*1 required per assembly)
GASKET @5         O - Replaced by 27-85610 27-33146
27-33146This part has been superseded. GASKET @5 O - Replaced by 27-85610
(more info)
    UnavailableUnavailable Parts
27856101 27-85610 27-85610
27-85610OEM Part 27-85610 - Gasket - Priced Individually (more info) About Mercury Marine $1.40 $1.40 Add to shopping cart
9 in stock. Explain stock levels
27856704 27-85610  1 27-85610 1
27-85610 1OEM Part 27-85610 1 - Gasket - Priced Individually (more info) About Mercury Marine $1.00 $1.00 Add to shopping cart
10 in stock. Explain stock levels
GASKET Note: must be ordered in multiples of 5 27-856704 27-856704
27-856704OEM Part 27-856704 - Gasket - Priced Individually (more info) About Mercury Marine $2.30 $2.30 Add to shopping cart
10+ in stock. Explain stock levels
Gasket 18-2826-9
18-2826-9OEM Match 18-2826-9 - Gasket 27-33146 2-Pack (more info) About Sierra Marine $5.98 $3.27 Add to shopping cart
2 in stock. Explain stock levels
#2 25-33145 "O" RING, WATER PUMP BASE (,1 required per assembly)
O-RING (1.984 x . 25-33145 25-33145
25-33145OEM Part 25-33145 - O-Ring - Priced Individually (more info) About Mercury Marine $2.60 $2.60 Add to shopping cart
10+ in stock. Explain stock levels
O-Ring 18-7162-9
18-7162-9OEM Match 18-7162-9 - (PK5) O-Ring 25-33145 (more info)
Replaces OEM #0302337
About Sierra Marine $14.95 $8.07 Add to shopping cart
2 in stock. Explain stock levels
#3 46-48758A 1 WATER PUMP BASE ASSEMBLY (1, required per assembly)
BASE ASSY,NLA 46-48758A 1 46-48758A 1
46-48758A 1OEM Part 46-48758A 1 - Base, Plastic not Aluminum (more info) About Mercury Marine $65.00 $65.00 Add to shopping cart
10+ in stock. Explain stock levels
#3 46-48762A 1 WATER PUMP BASE ASSEMBLY (,1 required per assembly)
BASE ASSY         O NLA  
46-48762A 1 BASE ASSY O NLA
(more info)
    UnavailableUnavailable Parts
#4 26-31489 OIL SEAL, WATER PUMP BASE - LOWER (1, required per assembly)
OIL SEAL @3       O - Replaced by 26-94038  
26-31489This part has been superseded. OIL SEAL @3 O - Replaced by 26-94038
(more info)
    UnavailableUnavailable Parts
SEAL Oil 26-94038 26-94038
26-94038OEM Part 26-94038 - Seal - Priced Individually (more info) About Mercury Marine $15.30 $15.30 Add to shopping cart
Available to order:
Usually ships
within 8 days
Oil Seal 18-2007
18-2007OEM Match 18-2007 - Seal 26-94038 (more info) About Sierra Marine $13.99 $10.03 Add to shopping cart
3 in stock. Explain stock levels
#4 26-33144 OIL SEAL, WATER PUMP BASE - LOWER (,1 required per assembly)
2689238 26-33144  
26-33144OEM Part 26-33144 - Oil Seal Note: Must be ordered in multiples of 3 (more info) About Mercury Marine $6.40 $6.40 Add to shopping cart
9 in stock. Explain stock levels
SEAL Oil 26-89238 26-89238
26-89238OEM Part 26-89238 - Seal (more info) About Mercury Marine $17.40 $14.91 Add to shopping cart
2 in stock. Explain stock levels
Oil Seal 18-2014
18-2014OEM Match 18-2014 - Seal 26-89238, 26F69430 (more info) About Sierra Marine $15.99 $10.76 Add to shopping cart
10+ in stock. Explain stock levels
#5 26-31507 OIL SEAL, WATER PUMP BASE (1,1 required per assembly)
OIL SEAL @3       O - Replaced by 26-79884  
26-31507This part has been superseded. OIL SEAL @3 O - Replaced by 26-79884
(more info)
    UnavailableUnavailable Parts
OIL SEAL          O - Replaced by 26-16977 26-79884
26-79884This part has been superseded. OIL SEAL O - Replaced by 26-16977
(more info)
    UnavailableUnavailable Parts
SEAL Oil 26-16977 26-16977
26-16977OEM Part 26-16977 - Seal (more info) About Mercury Marine $14.70 $14.70 Add to shopping cart
7 in stock. Explain stock levels
Oil Seal 18-2026
18-2026OEM Match 18-2026 - Seal, 321453 (more info)
Replaces OEM #0321453
About Sierra Marine $13.99 $9.76 Add to shopping cart
10+ in stock. Explain stock levels
Oil Seal 18-2013
18-2013OEM Match 18-2013 - Seal, 26-16977 (more info) About Sierra Marine $14.49 $9.83 Add to shopping cart
10+ in stock. Explain stock levels
#6 17-35973 PIN, DOWEL - WATER PUMP BASE TO WATER PUMP BODY (2,2 required per assembly)
PIN Dowel 17-35973 17-35973
17-35973OEM Part 17-35973 - Pin -Dowel - Priced Individually (more info) About Mercury Marine $1.40 $1.40 Add to shopping cart
3 in stock. Explain stock levels
Dowel Pin,Water Pump Base 18-3227-9
18-3227-9OEM Match 18-3227-9 - Pin, 17-35973, 5PK (more info) About Sierra Marine $9.95 $7.44 Add to shopping cart
Available to order:
Usually ships
within 8 days
#2 25-30224 "O" RING, WATER PUMP BASE (1, required per assembly)
O-RING (1.859 x . 25-30224 25-30224
25-30224OEM Part 25-30224 - O-Ring - Priced Individually (more info) About Mercury Marine $2.50 $2.50 Add to shopping cart
10+ in stock. Explain stock levels
O-Ring 18-7173-9
18-7173-9OEM Match 18-7173-9 - O-Ring (PK5) 310327, 25-30224 (more info)
Replaces OEM #0310327
About Sierra Marine $12.45 $7.72 Add to shopping cart
1 in stock. Explain stock levels
#7 27-32433 GASKET, LOWER - WATER PUMP BASE TO FACE PLATE (1, required per assembly)
GASKET @5         O - Replaced by 27-85608 27-32433
27-32433This part has been superseded. GASKET @5 O - Replaced by 27-85608
(more info)
    UnavailableUnavailable Parts
GASKET @5         O - Replaced by 27-85608  1 27-85608
27-85608This part has been superseded. GASKET @5 O - Replaced by 27-85608 1
(more info)
    UnavailableUnavailable Parts
GASKET @5         O - Replaced by 27-8M0090319 27-85608  1
27-85608 1This part has been superseded. GASKET @5 O - Replaced by 27-8M0090319
(more info)
    UnavailableUnavailable Parts
GASKET Note: must be ordered in multiples of 5 27-8M0090319 27-8M0090319
27-8M0090319OEM Part 27-8M0090319 - Water Pump Gasket - Priced Individually (more info) About Mercury Marine $2.70 $2.70 Add to shopping cart
6 in stock. Explain stock levels
Gasket 18-2914-9
18-2914-9OEM Match 18-2914-9 - Gasket 27-85608 2-Pack (more info) About Sierra Marine $5.98 $3.82 Add to shopping cart
7 in stock. Explain stock levels
#8 45048 PLATE, FACE - WATER PUMP (1, required per assembly)
PLATE,NLA 45048 45048
45048OEM Part 45048 - Plate (more info) About Mercury Marine $42.00 $42.00 Add to shopping cart
10+ in stock. Explain stock levels
#9 27-32434 GASKET, UPPER - FACE PLATE TO WATER PUMP BODY (1, required per assembly)
GASKET @5         O - Replaced by 27-85609 27-32434
27-32434This part has been superseded. GASKET @5 O - Replaced by 27-85609
(more info)
    UnavailableUnavailable Parts
GASKET @5         O - Replaced by 27-85609  1 27-85609
27-85609This part has been superseded. GASKET @5 O - Replaced by 27-85609 1
(more info)
    UnavailableUnavailable Parts
GASKET @5         O - Replaced by 27-858524 27-85609  1
27-85609 1This part has been superseded. GASKET @5 O - Replaced by 27-858524
(more info)
    UnavailableUnavailable Parts
GASKET Note: must be ordered in multiples of 5 27-858524 27-858524
27-858524OEM Part 27-858524 - Gasket - Priced Individually (more info) About Mercury Marine $2.70 $2.70 Add to shopping cart
10+ in stock. Explain stock levels
Gasket 18-2915-9
18-2915-9OEM Match 18-2915-9 - Gasket 27-858524 2-Pack (more info) About Sierra Marine $4.98 $3.46 Add to shopping cart
9 in stock. Explain stock levels
#10 47-65960 IMPELLER, WATER PUMP (1, required per assembly)
IMPELLER @4       O - Replaced by 47-89984  
47-65960This part has been superseded. IMPELLER @4 O - Replaced by 47-89984
(more info)
    UnavailableUnavailable Parts
IMPELLER          O - Replaced by 47-89984  2 47-89984
47-89984This part has been superseded. IMPELLER O - Replaced by 47-89984 2
(more info)
    UnavailableUnavailable Parts
IMPELLER          O - Replaced by 47-89984  4 47-89984  2
47-89984 2This part has been superseded. IMPELLER O - Replaced by 47-89984 4
(more info)
    UnavailableUnavailable Parts
IMPELLER          O - Replaced by 47-89984T 4 47-89984  4
47-89984 4This part has been superseded. IMPELLER O - Replaced by 47-89984T 4
(more info)
    UnavailableUnavailable Parts
IMPELLER 47-89984T 4 47-89984T 4
47-89984T 4OEM Part 47-89984T 4 - Impeller (more info) About Mercury Marine $25.24 $25.24 Add to shopping cart
5 in stock. Explain stock levels
IMPELLER 18-3017
18-3017OEM Match 18-3017 - Impeller 47-89984 (more info) About Sierra Marine $20.49 $13.53 Add to shopping cart
10+ in stock. Explain stock levels
#11 17-29967 PIN, IMPELLER DRIVE (1, required per assembly)
178M0034466 17-29967  
17-29967OEM Part 17-29967 - Pin - Priced Individually (more info) About Mercury Marine $3.25 $3.25 Add to shopping cart
10+ in stock. Explain stock levels
PIN Note: must be ordered in multiples of 5 17-8M0034466  
17-8M0034466OEM Part 17-8M0034466 - Pin - Priced Individually (more info) About Mercury Marine $3.90 $3.90 Add to shopping cart
3 in stock. Explain stock levels
#12 46-64141A 1 WATER PUMP BODY ASSEMBLY (1, required per assembly)
WATER PUMP ASSY   O - Replaced by 46-96148A 1  
46-64141A 1This part has been superseded. WATER PUMP ASSY O - Replaced by 46-96148A 1
(more info)
    UnavailableUnavailable Parts
BODY ASSY-W/P     O - Replaced by 46-96148T 1  
46-96148A 1This part has been superseded. BODY ASSY-W/P O - Replaced by 46-96148T 1
(more info)
    UnavailableUnavailable Parts
BODY ASSEMBLY Wat 46-96148T 1 46-96148T 1
46-96148T 1OEM Part 46-96148T 1 - Water Pump Body Assembly (more info) About Mercury Marine $50.30 $43.07 Add to shopping cart
Available to order:
Usually ships
within 8 days
Housing 18-3116
18-3116OEM Match 18-3116 - Housing 46-96148A1 (more info) About Sierra Marine $37.99 $30.63 Add to shopping cart
3 in stock. Explain stock levels
#13 53168 PLATE, BACK - WATER PUMP BODY (1, required per assembly)
INSERT            O NLA  
53168 INSERT O NLA
(more info)
    UnavailableUnavailable Parts
#16 26-38970 SEAL, RUBBER - WATER INLET TUBE (1,1 required per assembly)
SEAL Note: must be ordered in multiples of 5 26-38970 26-38970
26-38970OEM Part 26-38970 - Seal - Priced Individually (more info) About Mercury Marine $3.40 $3.40 Add to shopping cart
10+ in stock. Explain stock levels
Bushing/Water Pump Housing 18-3110
18-3110OEM Match 18-3110 - Seal, 26-38970 (more info) About Sierra Marine $3.49 $2.40 Add to shopping cart
10+ in stock. Explain stock levels
#19 13-26992 LOCKWASHER, WATER PUMP SCREW (1, required per assembly)
LOCKWASHER (.250) 13-26992  
13-26992OEM Part 13-26992 - LockWasher - Priced Individually (more info) About Mercury Marine $0.80 $0.80 Add to shopping cart
10+ in stock. Explain stock levels
#20 12-38753 WASHER, WATER PUMP SCREW (3, required per assembly)
1229245 12-38753  
12-38753OEM Part 12-38753 - Washer (more info) About Mercury Marine $0.30 $0.30 Add to shopping cart
7 in stock. Explain stock levels
WASHER (.281 x .5 12-29245 12-29245
12-29245OEM Part 12-29245 - Washer (more info) About Mercury Marine $0.86 $0.86 Add to shopping cart
Available to order:
Usually ships
within 8 days
Ss Washer 18-4275
18-4275OEM Match 18-4275 - SS Washer (more info) About Sierra Marine $1.99 $1.46 Add to shopping cart
Available to order:
Usually ships
within 8 days
#18 10-30720 SCREW, WATER PUMP TO GEAR HOUSING (2 1/4") (1,1 required per assembly)
SCREW,NLA 10-30720 10-30720
10-30720OEM Part 10-30720 - Screw, NLA (more info) About Mercury Marine $11.25 $11.25 Add to shopping cart
10+ in stock. Explain stock levels
Screw,Impeller Pump 18-3226-9
18-3226-9OEM Match 18-3226-9 - Screw, 10-30720, 5PK (more info) About Sierra Marine $44.95 $44.95 Add to shopping cart
2 in stock. Explain stock levels
#19 12-36001 WASHER, WATER PUMP SCREW (,1 required per assembly)
WASHER Note: must be ordered in multiples of 3 12-36001 12-36001
12-36001OEM Part 12-36001 - Washer - Priced Individually (more info) About Mercury Marine $1.00 $1.00 Add to shopping cart
Available to order:
Usually ships
within 8 days
Washer 18-4270-9
18-4270-9OEM Match 18-4270-9 - Washer, 12-36001, 2PK (more info) About Sierra Marine $4.87 $2.30 Add to shopping cart
2 in stock. Explain stock levels
#21 25-30271 RING, RUBBER - CENTRIFUGAL SLINGER (DRIVE SHAFT) (,1 required per assembly)
RING Rubber 25-30271 25-30271
25-30271OEM Part 25-30271 - Ring - Priced Individually (more info) About Mercury Marine $1.50 $1.50 Add to shopping cart
Available to order:
Usually ships
within 8 days
Slinger\\O-Ring 18-7426-9
18-7426-9OEM Match 18-7426-9 - O-Ring (PK2) 25-30271 (more info) About Sierra Marine $3.98 $1.78 Add to shopping cart
2 in stock. Explain stock levels
#22 23-29804 SLEEVE, WATER TUBE GUIDE (,1 required per assembly)
SLEEVE @5         O - Replaced by 23-29804T 23-29804
23-29804This part has been superseded. SLEEVE @5 O - Replaced by 23-29804T
(more info)
    UnavailableUnavailable Parts
SLEEVE Note: must be ordered in multiples of 5 23-29804T 23-29804T
23-29804TOEM Part 23-29804T - Sleeve - Priced Individually (more info) About Mercury Marine $6.20 $6.20 Add to shopping cart
10+ in stock. Explain stock levels
Water Tube Guide 18-3109
18-3109OEM Match 18-3109 - Tube 23-29804 (more info) About Sierra Marine $5.49 $4.16 Add to shopping cart
10+ in stock. Explain stock levels
#23 16-56297 STUD, WATER PUMP TO GEAR HOUSING (3 3/8") (,1 required per assembly)
16562972 16-56297  
16-56297OEM Part 16-56297 - STUD (more info) About Mercury Marine $8.80 $8.80 Add to shopping cart
10+ in stock. Explain stock levels
STUD              O - Replaced by 16-8M0034463  
16-56297 2This part has been superseded. STUD O - Replaced by 16-8M0034463
(more info)
    UnavailableUnavailable Parts
STUD (.312-24 x 3 16-8M0034463  
16-8M0034463OEM Part 16-8M0034463 - Stud (more info) About Mercury Marine $5.50 $5.50 Add to shopping cart
Available to order:
Usually ships
within 8 days
#23 16-30667 STUD, WATER PUMP TO GEAR HOUSING (3 1/8") (,2 required per assembly)
STUD (.250-20/.25 16-30667  
16-30667OEM Part 16-30667 - Stud (more info) About Mercury Marine $7.60 $7.60 Add to shopping cart
Available to order:
Usually ships
within 8 days
#24 12-29245 WASHER, WATER PUMP STUD (,3 required per assembly)
#25 11-36069 NUT, WATER PUMP STUD (1/4-28) (,2 required per assembly)
NUT Note: must be ordered in multiples of 5 11-36069 11-36069
11-36069OEM Part 11-36069 - Nut - Priced Individually (more info) About Mercury Marine $3.10 $3.10 Add to shopping cart
10+ in stock. Explain stock levels
#25 11-45592 NUT, WATER PUMP STUD (5/16-24) (,1 required per assembly)
11826709111 11-45592 11-45592
11-45592OEM Part 11-45592 - Nut - Priced Individually (more info) About Mercury Marine $2.00 $2.00 Add to shopping cart
10+ in stock. Explain stock levels
NUT (.312-24) Sta 11-826709111 11-826709111
11-826709111OEM Part 11-826709111 - Nut - Priced Individually (more info) About Mercury Marine $3.00 $3.00 Add to shopping cart
2 in stock. Explain stock levels
S.S. Steel Locknut 18-3723-9
18-3723-9OEM Match 18-3723-9 - Lock Nut, 11-45592, 5PK (more info) About Sierra Marine $17.45 $11.42 Add to shopping cart
10 in stock. Explain stock levels
#-- 92-58295A 1 LOCTITE ( .2CC TUBE) (1, required per assembly)
LOCTITE KIT       O NLA  
92-58295A 1 LOCTITE KIT O NLA
(more info)
    UnavailableUnavailable Parts