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Parts for MerCruiser Race Engine and Drive 425 GM 454 V-8 1990-1992 Seawater Pump Assembly (Serial No. 0A398941 - 0D725499)

Engine Diagram

Ref. No. Part No. Description Manufacturer List Price Your Price Order
#1 46-72774A32 PUMP ASSEMBLY, Sea Water - Complete (1 required per assembly)
PUMP ASSEMBLY Sea 46-72774A32 46-72774A32
46-72774A32OEM Part 46-72774A32 - Sea Water Pump Assembly (more info) About Mercury Marine $616.67 $616.67 Add to shopping cart
Available to order:
Usually ships
within 8 days
Sea Water Pump 18-3600
18-3600OEM Match 18-3600 - Sea Water Pump, 46-72774A32 (more info) About Sierra Marine $569.99 $412.42 Add to shopping cart
1 in stock. Explain stock levels
#2 46-72774A40 BODY ASSEMBLY, Sea Water - Complete (1 required per assembly)
MCM PART BUL.96-8 O NLA  
46-72774A40 MCM PART BUL.96-8 O NLA
(more info)
    UnavailableUnavailable Parts
#3 87631A 4 COVER KIT, Seawater Pump (1 required per assembly)
COVER KIT 87631A 4 87631A 4
87631A 4OEM Part 87631A 4 - Cover Kit (more info) About Mercury Marine $152.92 $102.77 Add to shopping cart
10+ in stock. Explain stock levels
#4 27-805215 1 GASKET, Cover To Outer Wear Plate (1 required per assembly)
GASKET Note: must be ordered in multiples of 2 27-805215  1 27-805215 1
27-805215 1OEM Part 27-805215 1 - Gasket - Priced Individually (more info) About Mercury Marine $6.50 $3.90 Add to shopping cart
10+ in stock. Explain stock levels
#5 12-20084 WASHER, (.328 x .562 x .062) (5 required per assembly)
WASHER (.328 x .5 12-20084 12-20084
12-20084OEM Part 12-20084 - Washer - Priced Individually (more info) About Mercury Marine $2.07 $2.07 Add to shopping cart
10+ in stock. Explain stock levels
#6 10-73275 SCREW, (.312-18 x 2.88) (5 required per assembly)
SCREW (.312-18 x 10-73275 10-73275
10-73275OEM Part 10-73275 - Screw - Priced Individually (more info) About Mercury Marine $2.20 $2.20 Add to shopping cart
Available to order:
Usually ships
within 8 days
#6 10-99347 SCREW, (.312-18 x 3.75) (3 required per assembly)
SCREW (.312-18 x 10-99347 10-99347
10-99347OEM Part 10-99347 - Screw (more info) About Mercury Marine $12.50 $12.50 Add to shopping cart
4 in stock. Explain stock levels
#7 94916 WEAR PLATE (1 required per assembly)
WEAR PLATE 94916 94916
94916OEM Part 94916 - Wear Plate (more info) About Mercury Marine $19.58 $19.58 Add to shopping cart
10+ in stock. Explain stock levels
Wear Plate 18-3351
18-3351OEM Match 18-3351 - Plate 94916 (more info) About Sierra Marine $17.99 $13.33 Add to shopping cart
3 in stock. Explain stock levels
#8 27-94914 GASKET, Body To Wear Plate (2 required per assembly)
GASKET Note: must be ordered in multiples of 5 27-94914 27-94914
27-94914OEM Part 27-94914 - Gasket - Priced Individually (more info) About Mercury Marine $2.50 $2.50 Add to shopping cart
10+ in stock. Explain stock levels
Gasket 18-0386
18-0386OEM Match 18-0386 - Gasket, 27-94914 (more info) About Sierra Marine $2.99 $1.65 Add to shopping cart
1 in stock. Explain stock levels
#9 19-59504 PLUG, Impeller (1 required per assembly)
PLUG 19-59504 19-59504
19-59504OEM Part 19-59504 - Plug (more info) About Mercury Marine $9.90 $5.94 Add to shopping cart
10+ in stock. Explain stock levels
#10 47-59362 1 IMPELLER, Use Without Key (1 required per assembly)
IMPELLER          O - Replaced by 47-59362T 1 47-59362  1
47-59362 1This part has been superseded. IMPELLER O - Replaced by 47-59362T 1
(more info)
    UnavailableUnavailable Parts
IMPELLER 47-59362T 1 47-59362T 1
47-59362T 1OEM Part 47-59362T 1 - Impeller (more info) About Mercury Marine $29.08 $29.08 Add to shopping cart
5 in stock. Explain stock levels
Impeller 18-3087
18-3087OEM Match 18-3087 - Impeller, 47-59362 (more info) About Sierra Marine $28.99 $17.25 Add to shopping cart
10+ in stock. Explain stock levels
IMPELLER   47 59362Q01 47-59362Q01
47-59362Q01OEM Part 47-59362Q01 - Impeller (more info) About Mercury Marine $33.34 $33.34 Add to shopping cart
Available to order:
Usually ships
within 8 days
#11 28-56662 KEY, Use Where Applicable (1 required per assembly)
KEY @5            O - Replaced by 28-8M0032837 28-56662
28-56662This part has been superseded. KEY @5 O - Replaced by 28-8M0032837
(more info)
    UnavailableUnavailable Parts
KEY Note: must be ordered in multiples of 5 28-8M0032837 28-8M0032837
28-8M0032837OEM Part 28-8M0032837 - Key - Priced Individually (more info) About Mercury Marine $4.00 $4.00 Add to shopping cart
10+ in stock. Explain stock levels
#12 94576 WEAR PLATE, Inner (1 required per assembly)
WEAR PLATE 94576 94576
94576OEM Part 94576 - Wear Plate (more info) About Mercury Marine $19.17 $13.80 Add to shopping cart
10 in stock. Explain stock levels
Wear Plate 18-3350
18-3350OEM Match 18-3350 - Plate 94576 (more info) About Sierra Marine $20.99 $20.99 Add to shopping cart
Available to order:
Usually ships
within 8 days
#13 25-94288 QUAD RING (1 required per assembly)
QUAD RING 25-94288 25-94288
25-94288OEM Part 25-94288 - Ring - Quad (more info) About Mercury Marine $3.10 $3.10 Add to shopping cart
10+ in stock. Explain stock levels
O-Ring 18-7474
18-7474OEM Match 18-7474 - O-Ring 25-94288 (more info) About Sierra Marine $3.99 $3.12 Add to shopping cart
1 in stock. Explain stock levels
#14 46-94913A 1 HOUSING ASSEMBLY, Water Pump, Seawater Pump (1 required per assembly)
HOUSING ASSEMBLY 46-94913A 1  
46-94913A 1OEM Part 46-94913A 1 - Water Pump Housing (more info) About Mercury Marine $267.83 $267.83 Add to shopping cart
6 in stock. Explain stock levels
#15 26-90562 SEAL, (1.254 x .312) (2 required per assembly)
SEAL (1.254 x .31 26-90562 26-90562
26-90562OEM Part 26-90562 - 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 18-2011
18-2011OEM Match 18-2011 - Seal 26-90562 (more info) About Sierra Marine $13.49 $9.66 Add to shopping cart
10+ in stock. Explain stock levels
#16 30-72961 BEARING, Ball (2 required per assembly)
BEARING Ball 30-72961 30-72961
30-72961OEM Part 30-72961 - Ball Bearing (more info) About Mercury Marine $20.30 $17.39 Add to shopping cart
4 in stock. Explain stock levels
Bearing, Ball 18-1398
18-1398OEM Match 18-1398 - Bearing, 30-72961 (more info) About Sierra Marine $16.99 $15.41 Add to shopping cart
4 in stock. Explain stock levels
#17 59501A 1 SHAFT (1 required per assembly)
SHAFT 59501A 1 59501A 1
59501A 1OEM Part 59501A 1 - Water Pump Shaft (more info) About Mercury Marine $136.33 $136.33 Add to shopping cart
3 in stock. Explain stock levels
#18 53-23720 RING, Retaining (1 required per assembly)
RING Retaining 53-23720  
53-23720OEM Part 53-23720 - Ring - Retaining (more info) About Mercury Marine $2.00 $2.00 Add to shopping cart
10+ in stock. Explain stock levels
#19 26-72785 SEAL, Seawater Pump Shaft (1 required per assembly)
SEAL 26-72785 26-72785
26-72785OEM Part 26-72785 - Seal (more info) About Mercury Marine $17.90 $12.09 Add to shopping cart
10+ in stock. Explain stock levels
Oil Seal 18-0531
18-0531OEM Match 18-0531 - Seal, 26-72785 (more info) About Sierra Marine $16.49 $13.31 Add to shopping cart
1 in stock. Explain stock levels
#20 47530 HUB, Seawater Pump Pulley (1 required per assembly)
HUB 47530 47530
47530OEM Part 47530 - Hub (more info) About Mercury Marine $37.58 $37.58 Add to shopping cart
1 in stock. Explain stock levels
#21 73798A 1 PULLEY, Seawater Pump (1 required per assembly)
PULLEY-(BLACK)    O NLA 73798A 1
73798A 1 PULLEY-(BLACK) O NLA
(more info)
    UnavailableUnavailable Parts
#22 10-47277 SCREW, (.312-24 x .750) (4 required per assembly)
SCREW (.312-24 x 10-47277 10-47277
10-47277OEM Part 10-47277 - Screw - Priced Individually (more info) About Mercury Marine $0.80 $0.80 Add to shopping cart
10+ in stock. Explain stock levels
#23 13-39107 LOCKWASHER, (.312) (4 required per assembly)
LOCKWASHER (.312- 13-39107  
13-39107OEM Part 13-39107 - LockWasher - Priced Individually (more info) About Mercury Marine $1.00 $1.00 Add to shopping cart
10+ in stock. Explain stock levels
#24 22-32802 PLUG, Pipe (.125-27), For Seawater Pump Body (1 required per assembly)
PLUG @2           O - Replaced by 22-32802  1  
22-32802This part has been superseded. PLUG @2 O - Replaced by 22-32802 1
(more info)
    UnavailableUnavailable Parts
PLUG-(BRASS)@2    O - Replaced by 22-32802  2  
22-32802 1This part has been superseded. PLUG-(BRASS)@2 O - Replaced by 22-32802 2
(more info)
    UnavailableUnavailable Parts
PLUG Pipe (.125-2 22-32802  2 22-32802 2
22-32802 2OEM Part 22-32802 2 - Plug - (brass) - Priced Individually (more info) About Mercury Marine $5.50 $5.50 Add to shopping cart
8 in stock. Explain stock levels
Pipe Plug, 1/8-27 Npt Pipe 18-4263
18-4263OEM Match 18-4263 - Pipe Plug, 1/8-27 NPT Pi (more info) About Sierra Marine $4.49 $3.24 Add to shopping cart
Available to order:
Usually ships
within 8 days
#25 57-74271T V BELT (1 required per assembly)
5774271Q 57-74271T 57-74271T
57-74271TOEM Part 57-74271T - V-Belt (more info) About Mercury Marine $18.60 $18.60 Add to shopping cart
1 in stock. Explain stock levels
V BELT, 35.125 LG 57-74271Q 57-74271Q
57-74271QOEM Part 57-74271Q - V-Belt, 35.125 Lg (more info) About Mercury Marine $27.50 $23.55 Add to shopping cart
1 in stock. Explain stock levels
V-Belt 18-15345
18-15345OEM Match 18-15345 - V-Belt (more info) About Sierra Marine $24.49 $20.16 Add to shopping cart
Available to order:
Usually ships
within 8 days
#26 47489A 2 BRACKET ASSEMBLY, Seawater Pump Mount (1 required per assembly)
BRACKET KIT       O NLA  
47489A 2 BRACKET KIT O NLA
(more info)
    UnavailableUnavailable Parts
#27 10-34354 SCREW, (.375-16 x 1.50) (1 required per assembly)
SCREW (.375-16 x 10-34354 10-34354
10-34354OEM Part 10-34354 - Screw - Priced Individually (more info) About Mercury Marine $1.60 $1.60 Add to shopping cart
10+ in stock. Explain stock levels
#28 13-35048 LOCKWASHER, (.375) (1 required per assembly)
LOCKWASHER (.375) 13-35048 13-35048
13-35048OEM Part 13-35048 - LockWasher - Priced Individually (more info) About Mercury Marine $0.90 $0.90 Add to shopping cart
10+ in stock. Explain stock levels
#29 13-32993 LOCKWASHER, (.437) (1 required per assembly)
LOCKWASHER (.437) 13-32993 13-32993
13-32993OEM Part 13-32993 - LockWasher - Priced Individually (more info) About Mercury Marine $1.20 $1.20 Add to shopping cart
4 in stock. Explain stock levels
#30 12-27025 WASHER (1 required per assembly)
WASHER Note: must be ordered in multiples of 5 12-27025 12-27025
12-27025OEM Part 12-27025 - Washer - Priced Individually (more info) About Mercury Marine $1.90 $1.90 Add to shopping cart
10+ in stock. Explain stock levels
#31 10-47462 SCREW, (.437-14 x 1.250) (1 required per assembly)
SCREW (.437-14 x 10-47462 10-47462
10-47462OEM Part 10-47462 - Screw - Priced Individually (more info) About Mercury Marine $1.40 $1.40 Add to shopping cart
10+ in stock. Explain stock levels
#32 10-48948 SCREW, (.437-14 x .880) (1 required per assembly)
SCREW,NLA 10-48948  
10-48948OEM Part 10-48948 - Screw, NLA (more info) About Mercury Marine $1.25 $1.25 Add to shopping cart
10+ in stock. Explain stock levels
#33 12-29330 WASHER, For Slot (1 required per assembly)
WASHER 12-29330  
12-29330OEM Part 12-29330 - Washer (more info) About Mercury Marine $1.10 $1.10 Add to shopping cart
10+ in stock. Explain stock levels
#34 64177 BRACE, Seawater Pump (1 required per assembly)
BRACE             O NLA 64177
64177 BRACE O NLA
(more info)
    UnavailableUnavailable Parts
#37 ORDLOCAL ORDER PART LOCAL, Washer (.470 x .922 x .065) (1 required per assembly)
#38 10-35786 SCREW, (.375-24 x 1.00) (1 required per assembly)
SCREW (.375-24 x 10-35786 10-35786
10-35786OEM Part 10-35786 - Screw - Priced Individually (more info) About Mercury Marine $2.60 $2.60 Add to shopping cart
10+ in stock. Explain stock levels
#40 11-46335 NUT, (.375-24) (1 required per assembly)
NUT (.375-24) 11-46335 11-46335
11-46335OEM Part 11-46335 - Nut (more info) About Mercury Marine $2.07 $2.07 Add to shopping cart
Available to order:
Usually ships
within 8 days