Mercruiser Outdrive Parts Drawings *How to Videos

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Mercruiser water pump kit / Outdrive and engine

Engine and water pump kits for Mercruiser model years 1965 and up
  • Complete GLM Marine and Sierra lower unit kits for MC-1 / R / MR and Alpha 1 stern drives.
  • In-line 4, 6 cylinder and V8 model Mercruiser outdrives from year 1965 and up.
  • Engine water pumps for Chevy in-line 4 and 6 cylinders. 4.3 liter V6, 5.0 and 5.7 liter small block. 7.5 liter 460 V8 and Ford 5.0 liter V8 engines.
  • Remember to use a small amount of grease on the impeller and o rings when installing a new impeller.
  • Use a gasket sealant compound on the housing gaskets.
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M 12110 Water kit 1970-1983
M 12110 Water kit 1970-1983
P/N 12110 for 1970 - 1983 models, serial numbers 2763442 - 6854392 $41.00
Mercruiser MC-1 / R years 1970 - 1983
Serial numbers 2763442 - 6854392
Includes:
P/N 89840 / 47-89984T4 Impeller
P/N 11070 / 28-56654 Key
P/N 12410 / 46-96148T1 Pump housing
P/N 12310 / 46-57234T1 Pump base
P/N 12820 / 23-29804T Guide tube
P/N 12810 / 48752 Cup
P/N 12510 / 32435 Wear plate
P/N 31010 / 27-85608-1 Gasket

18-3317 Pump
18-3317 Pump
Sierra 18-3317 MC-1 / R 1970 - 1983 $52.00

12130
12130
GLM P/N 12130 assembly with flush screw. $63.00
Compatible with the MC-1 model years 1965 - 1969.
Serial numbers 2495186 - 2763441
Includes:
P/N 89840 / 47-89984T4 Impeller
P/N 11070 / 28-56654 Key
P/N 12410 / 46-96148T1 Pump housing
P/N 12333 / 46-48748T1 Pump base
P/N 12820 / 23-29804T Guide tube
P/N 12810 / 48752 Cup
P/N 12510 / 32435 Wear plate
P/N 31010 / 27-85608-1 Gasket

18-3321 1965-1969
18-3321 1965-1969

Sierra 18-3321 MC-1 1965 - 1969 kit $88.00

12120 MR Alpha 1984-1990
12120 MR Alpha 1984-1990
GLM Kit P/N 12120 For Alpha One Mercruiser models $35.00
Years 1984 - 1990
Serial numbers 6854393 - OD469858
Includes:
P/N 89840 / 47-89984T4 Impeller
P/N 11070 / 28-56654 Key
P/N 12410 / 46-96148T1 Housing
P/N 12322 / 46-44292A3 Pump base
P/N 12820 / 23-29804T Guide tube
P/N 12810 / 48752 Cup
P/N 12510 / 32435 Wear plate
P/N 31010 / 27-85608-1 Gasket

 

Sierra 18-3320 MR / Alpha 1 1984 - 1990 water pump kit $43.00

88010 Upper Lower Mercruiser Parts
88010 Upper Lower Mercruiser Parts
P/N 88010 Lower unit water pump and upper - lower gearcase seal kits $99.00
Compatible with models 1 and R (1970 - 1983)
Serial numbers 2663442 - 6225576
Includes:
P/N 87500 / 26-32511A1 Upper housing seal kit
P/N 87510 / 26-33144A2 Lower unit seal kit
P/N 89840 / 47-89984T4 Impeller
P/N 11070 / 28-56654 Key
P/N 12410 / 46-96148T1 Housing
P/N 12322 / 46-44292A3 Base
P/N 12820 / 23-29804T Guide tube
P/N 12810 / 48752 Cup
P/N 12510 / 32435 Wear plate
P/N 31010 / 27-85608-1 Gasket

88020 1984-1990
88020 1984-1990
P/N 88020 Housing, impeller and outdrive seal kits $99.00
MR / Alpha 1 (1984 - 1990)
Serial numbers 6225577 - OD469858

11070 Key
11070 Key
P/N 11070 MC-1, R, MR and Alpha One impeller key OEM 28-56654 $4.15

11071
11071
P/N 11071 Alpha One Generation 2 key OEM 28-43037 $4.15
89840 Impeller

89840 Impeller

P/N 89840 Impeller (all models up to 1990) OEM 47-89984T4 $15.15

12410 Housing 46-96148T1

12410 Housing 46-96148T1

P/N 12410 Upper pump housing (all models up to 1990) OEM 46-96148T1 $29.15

12310 Base 46-57234A1

12310 Base 46-57234A1

P/N 12312 Pump base (1970-1983 only, serial numbers 2763442-6854392). OEM 46-57234T1 $39.15

12810 Cup 48752

12810 Cup 48752

P/N 12810 Impeller cup OEM 48752 $9.15

12820 Guide Tube

12820 Guide Tube

P/N 12820 Guide tube (plastic) OEM 23-29804T $9.15

12510 Wear plate 32435-1

12510 Wear plate 32435-1

P/N 12510 Wear plate (1965-1990) OEM 32435-1 $9.15

21330 Slinger 25-30271

21330 Slinger 25-30271

P/N 21330 Rubber slinger (up to 1990) OEM 25-30271 $4.15

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12290 gasket

12290 gasket

P/N 12290 Impeller and gaskets $31.00
Mercruiser MC-1/R/MR/Alpha 1 (1965 - 1990)
Serial numbers 2495186 - OD469858
Parts included in kit:
Impeller P/N 89840 / 89984T4
Wear plate P/N 12510 / 32435
Slinger P/N 21330 / 25-30271
Seal P/N 85140 / 26-45577-1
Guide tube P/N 12820 / 23-2904T
Grommet P/N 12830 / 26-38970
Gaskets P/N 31170 / 12-20260 (2 units)
Gaskets P/N 31030 / 27-32438
Gaskets P/N 31050 / 27-42631-1
Gaskets P/N 31010 / 27-85608-1
Gaskets P/N 31020 / 27-85824
Gaskets P/N 31040 / 27-856704
O ring P/N 82250 / 25-30224
O ring P/N 81160 / 25-30613
O ring P/N 82260 / 25-33145
O ring P/N 81390 / 25-90011
O ring P/N 82270 / 25-38099

39530
39530
P/N 39530 Gasket kit $11.00
Compatible with Mercruiser MC-1 / R / MR and Alpha one years 1965 - 1990
Serial numbers 2495186 - OD469858
Parts included in kit:
Slinger P/N 21330 / 25-30271
Seal P/N 85140 / 26-45577-1
Gaskets P/N 31170 / 12-20260 (2 units)
Gaskets P/N 31030 / 27-32438
Gaskets P/N 31050 / 27-42631-1
Gaskets P/N 31010 / 27-85608-1
Gaskets P/N 31020 / 27-85824
Gaskets P/N 31040 / 27-856704
O ring P/N 82250 / 25-30224
O ring P/N 81160 / 25-30613
O ring P/N 82260 / 25-33145
O ring P/N 81390 / 25-90011
O ring P/N 82270 / 25-38099
O ring P/N 82240 / 25-26722

12043

12043

P/N 12043 Impeller kit $31.00
Includes coupling assembly P/N 12824 OEM 816597A1
Mercruiser Alpha 1 Generation 2 (1991 and up)
Serial numbers OD469859 and up
Included in kit:
P/N 12500 / 817276-1 Wear plate
P/N 30090 / 27-43033-1 Gasket
P/N 89630 / 47-43026T2 Impeller
P/N 12824 / 816597A1 Coupling assembly
P/N 82110 / 25-21836 O Ring
P/N 85590 / 26-816575A2 Seal
P/N 31240 / 27-817277 Gasket

12080 Impeller kit Generation 2 outdrive

12080 Impeller kit Generation 2 outdrive

P/N 12080 Impeller kit $57.15
Includes carrier assembly P/N 12341 OEM 807929A1
Mercruiser Alpha One Generation 2 (1991 and up)
Serial numbers OD469859 and up
Included in kit:
P/N 12500 / 817276-1 Wear plate
P/N 30090 / 27-43033-1 Gasket
P/N 89630 / 47-43026T2 Impeller
P/N 31240 / 27-817277 Gasket
P/N 12341 / 807929A1 Carrier assembly

Engine units

15100
15100
P/N 15100 Chevy/GM 4 / 6 cylinder inline marine engine $81.00
Includes mounting gasket
P/N 31350 OEM 827-33956
153 CID
2.5 liter
181 CID
3.0 liter
5.0 CID
4.0 liter

 
P/N 15201 GM/Chevy V6 / V8 small block $91.00
Includes 2 mounting gaskets P/N 31380 OEM 27-34897
Fits metal and composite timing cover chain
229 CID 3.8 Liter
262 CID 4.3
305 CID 5.0
350 CID 5.7

15301 Chevy V8 big block
15301 Chevy V8 big block

P/N 15301 Chevy V8 big block $138.00
Includes mounting gasket P/N 31770 OEM 27-49110
Fits both tin and aluminum timing cover chain
409 CID 6.6 Liter
427 CID 6.9
454 CID 7.4
502 CID 8.2

15400 Ford 302 351 V8
15400 Ford 302 351 V8
P/N 15400 Ford V8 small block $121.00
Includes mounting gasket P/N 31900 OEM 27-56880
302 CID 5.0 Liter / 351 CID 5.8 Liter

Quicksilver back view
Quicksilver back view
Mercury 883885
Mercury 883885
P/N 71683 Genuine quicksilver part number OEM 071683 made by ford casting number DJ3E-8605-AA $162.95

Water Circulating Pump Fits Ford V-8 engines Mercury Quicksilver OEM P/N 883885 302 CID 5.0 and 351 CID 5.8 Liter engines 18-3584 Sierra Marine, 9-42607

Mallory Marine and P/N 15400 GLM Marine products ltd.

 
Sierra P/N 18-3575 GM engine inline Bi-directional 4 / 6 cylinder water pump OEM 65142A1 $109.00

 
Sierra #18-3573 GM 8.1L engine big block water pump OEM 883925 $255.00
For engines with composite timing cover