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Parts for Mercury Marine 400 Gear Housing Assembly, Complete (Page 1)

Ref. No. Part No. Description Manufacturer List Price Your Price Order
#- 1603-1568A 8 GEAR HOUSING ASSEMBLY, COMPLETE - SEE NOTE BELOW (1,1,1,1 required per assembly)
GEAR HOUSING ASSY O - Replaced by 1603-1868A 2  
1603-1568A 8This part has been superseded. GEAR HOUSING ASSY O - Replaced by 1603-1868A 2
(more info)
    UnavailableUnavailable Parts
GEAR HOUSING ASSY O NLA  
1603-1868A 2 GEAR HOUSING ASSY O NLA
(more info)
    UnavailableUnavailable Parts
#1 1603-1568A 3 GEAR HOUSING ASSEMBLY (1,1,1,1 required per assembly)
GEAR HOUSING ASSY O - Replaced by 1603-1868A 4  
1603-1568A 3This part has been superseded. GEAR HOUSING ASSY O - Replaced by 1603-1868A 4
(more info)
    UnavailableUnavailable Parts
GEAR HOUSING ASSY O NLA  
1603-1868A 4 GEAR HOUSING ASSY O NLA
(more info)
    UnavailableUnavailable Parts
#2 16-29078 STUD, GEAR HOUSING TO DRIVE SHAFT HOUSING (2,2,2,2 required per assembly)
STUD              O - Replaced by 16-45198  
16-29078This part has been superseded. STUD O - Replaced by 16-45198
(more info)
    UnavailableUnavailable Parts
STUD              O - Replaced by 16-52614  
16-45198This part has been superseded. STUD O - Replaced by 16-52614
(more info)
    UnavailableUnavailable Parts
STUD              O - Replaced by 16-57920  
16-52614This part has been superseded. STUD O - Replaced by 16-57920
(more info)
    UnavailableUnavailable Parts
16579201 16-57920  
16-57920OEM Part 16-57920 - Stud (more info) About Mercury Marine $8.05 $8.05 Add to shopping cart
10+ in stock. Explain stock levels
STUD              O - Replaced by 16-57920  3  
16-57920 1This part has been superseded. STUD O - Replaced by 16-57920 3
(more info)
    UnavailableUnavailable Parts
STUD (.437-14/.43 16-57920  3  
16-57920 3OEM Part 16-57920 3 - Stud (more info) About Mercury Marine $5.50 $5.50 Add to shopping cart
6 in stock. Explain stock levels
#3 31-20231 BEARING, ROLLER - DRIVE SHAFT (1,1,1,1 required per assembly)
ROLLER BEARING    O - Replaced by 31-62091  
31-20231This part has been superseded. ROLLER BEARING O - Replaced by 31-62091
(more info)
    UnavailableUnavailable Parts
BEARING           O - Replaced by 31-62091T 31-62091
31-62091This part has been superseded. BEARING O - Replaced by 31-62091T
(more info)
    UnavailableUnavailable Parts
BEARING 31-62091T 31-62091T
31-62091TOEM Part 31-62091T - Bearing (more info) About Mercury Marine $47.50 $47.50 Add to shopping cart
1 in stock. Explain stock levels
#4 23-23651 SLEEVE, WATER INLET TUBE (1,1,1,1 required per assembly)
SLEEVE (1.625) 23-23651  
23-23651OEM Part 23-23651 - Sleeve (more info) About Mercury Marine $3.37 $3.37 Add to shopping cart
2 in stock. Explain stock levels
#5 32-23652 TUBE, WATER INLET - LOWER (1,1,1,1 required per assembly)
TUBE              O NLA  
32-23652 TUBE O NLA
(more info)
    UnavailableUnavailable Parts
#6 26-20232 SEAL, WATER TUBE (3,3,3,3 required per assembly)
SEAL,NLA 26-20232  
26-20232OEM Part 26-20232 - Seal, NLA (more info) About Mercury Marine $5.00 $5.00 Add to shopping cart
4 in stock. Explain stock levels
#7 35-23654 SCREEN, WATER INTAKE - GEAR HOUSING (1,1,1,1 required per assembly)
SCREEN,NLA 35-23654  
35-23654OEM Part 35-23654 - Screen, NLA (more info) About Mercury Marine $7.50 $7.50 Add to shopping cart
10+ in stock. Explain stock levels
#- 27-31367 GASKET, WATER INTAKE SCREEN TO HOUSING (,,1,1 required per assembly)
Gasket,NLA 27-31367  
27-31367OEM Part 27-31367 - Gasket (more info) About Mercury Marine $3.00 $3.00 Add to shopping cart
1 in stock. Explain stock levels
#8 10-28634 SCREW, GREASE FILLER AND FLUSHING HOLE (2,2,2,2 required per assembly)
SCREW @5          O - Replaced by 10-79953 10-28634
10-28634This part has been superseded. SCREW @5 O - Replaced by 10-79953
(more info)
    UnavailableUnavailable Parts
SCREW @5          O - Replaced by 10-79953A 2 10-79953
10-79953This part has been superseded. SCREW @5 O - Replaced by 10-79953A 2
(more info)
    UnavailableUnavailable Parts
SCREW KIT-DRAIN   O - Replaced by 10-79953Q 2 10-79953A 2
10-79953A 2This part has been superseded. SCREW KIT-DRAIN O - Replaced by 10-79953Q 2
(more info)
    UnavailableUnavailable Parts
SCREW KIT @2      O - Replaced by 10-79953Q04 10-79953Q 2
10-79953Q 2This part has been superseded. SCREW KIT @2 O - Replaced by 10-79953Q04
(more info)
    UnavailableUnavailable Parts
SCREW KIT Drain 10-79953Q04 10-79953Q04
10-79953Q04OEM Part 10-79953Q04 - Screw Kit - Priced Individually (more info) About Mercury Marine $5.70 $5.70 Add to shopping cart
10+ in stock. Explain stock levels
DRAIN PLUG 18-2244
18-2244OEM Match 18-2244 - Plug Kit, 10-79953A2 (more info) About Sierra Marine $2.99 $2.07 Add to shopping cart
10+ in stock. Explain stock levels
SCREW-DRAIN Note: must be ordered in multiples of 2   10 79953K04 10-79953K04
10-79953K04OEM Part 10-79953K04 - Drain Screw - Priced Individually (more info) About Mercury Marine $5.70 $5.70 Add to shopping cart
1 in stock. Explain stock levels
#9 12-20260 WASHER, GREASE FILLER AND FLUSHING HOLE SCREW (2,2,2,2 required per assembly)
WASHER @15        O - Replaced by 12-19183 12-20260
12-20260This part has been superseded. WASHER @15 O - Replaced by 12-19183
(more info)
    UnavailableUnavailable Parts
12191832 12-19183 12-19183
12-19183OEM Part 12-19183 - Washer-BLK - Priced Individually (more info) About Mercury Marine $0.80 $0.80 Add to shopping cart
10+ in stock. Explain stock levels
WASHER-ORAN @15   O - Replaced by 12-19183  3 12-19183  2
12-19183 2This part has been superseded. WASHER-ORAN @15 O - Replaced by 12-19183 3
(more info)
    UnavailableUnavailable Parts
SEAL 12-19183  3 12-19183 3
12-19183 3OEM Part 12-19183 3 - Seal -Blue - Priced Individually (more info) About Mercury Marine $1.00 $1.00 Add to shopping cart
10+ in stock. Explain stock levels
DRAIN GASKET 18-2945-9
18-2945-9OEM Match 18-2945-9 - Gasket 12-19183 2-Pack (more info)
Replaces OEM #0307552
About Sierra Marine $2.78 $1.52 Add to shopping cart
10+ in stock. Explain stock levels
SEAL (4) Note: must be ordered in multiples of 2   12 19183Q02 12-19183Q02
12-19183Q02OEM Part 12-19183Q02 - Seals, Pack of 4 (more info) About Mercury Marine $5.00 $5.00 Add to shopping cart
Available to order:
Usually ships
within 8 days
SEAL (4) Note: must be ordered in multiples of 2   12 19183K02 12-19183K02
12-19183K02OEM Part 12-19183K02 - Seal, Pack of 4 (more info) About Mercury Marine $5.00 $5.00 Add to shopping cart
Available to order:
Usually ships
within 8 days
#10 10-28653 SCREW, GEAR HOUSING VENT (1,1,1,1 required per assembly)
SCREW (#10-32 x 0 10-28653 10-28653
10-28653OEM Part 10-28653 - Screw - Priced Individually (more info) About Mercury Marine $1.90 $1.90 Add to shopping cart
10+ in stock. Explain stock levels
#11 12-20262 WASHER, GEAR HOUSING VENT SCREW (1,1,1,1 required per assembly)
19643 12-20262  
12-20262OEM Part 12-20262 - Washer, Priced Individually (more info) About Mercury Marine $1.00 $1.00 Add to shopping cart
10+ in stock. Explain stock levels
SEAL Note: must be ordered in multiples of 15 19643 19643
19643OEM Part 19643 - Seal - Priced Individually (more info) About Mercury Marine $1.00 $1.00 Add to shopping cart
9 in stock. Explain stock levels
#12 25136 SHAFT, SHIFT - LOWER (1,1,1,1 required per assembly)
SHAFT,NLA 25136  
25136OEM Part 25136 - Shaft, NLA (more info) About Mercury Marine $155.00 $155.00 Add to shopping cart
3 in stock. Explain stock levels
#13 18-20233 CLIP, RETAINING - SHIFT SHAFT (1,1,1,1 required per assembly)
5329641 18-20233 18-20233
18-20233OEM Part 18-20233 - Pin, Hair-Ext, Priced Individually (more info) About Mercury Marine $0.90 $0.90 Add to shopping cart
2 in stock. Explain stock levels
E RING Note: must be ordered in multiples of 2 53-29641 53-29641
53-29641OEM Part 53-29641 - E Ring - Priced Individually (more info) About Mercury Marine $1.30 $1.30 Add to shopping cart
Available to order:
Usually ships
within 8 days
Spring Clip 18-4295-9
18-4295-9OEM Match 18-4295-9 - Clip, 53-29461, 2PK (more info) About Sierra Marine $2.98 $1.83 Add to shopping cart
Available to order:
Usually ships
within 8 days
#14 25-25439 "O" RING, SHAFT SHAFT BUSHING (1,1,1,1 required per assembly)
O-RING (.862 x .1 25-25439 25-25439
25-25439OEM Part 25-25439 - O-Ring - Priced Individually (more info) About Mercury Marine $1.50 $1.50 Add to shopping cart
10+ in stock. Explain stock levels
O-Ring 18-7420-9
18-7420-9OEM Match 18-7420-9 - O-Ring (PK5) 25-21836 (more info) About Sierra Marine $9.95 $4.35 Add to shopping cart
4 in stock. Explain stock levels
#15 23-28374A 1 BUSHING ASSEMBLY, SHIFT SHAFT (1,1,1,1 required per assembly)
BUSHING ASSY      O - Replaced by 23-38993A 2  
23-28374A 1This part has been superseded. BUSHING ASSY O - Replaced by 23-38993A 2
(more info)
    UnavailableUnavailable Parts
BUSHING ASSY      O - Replaced by 23-46284A 1  
23-38993A 2This part has been superseded. BUSHING ASSY O - Replaced by 23-46284A 1
(more info)
    UnavailableUnavailable Parts
BUSHING ASSY 23-46284A 1 23-46284A 1
23-46284A 1OEM Part 23-46284A 1 - Bushing Assembly, NLA (more info) About Mercury Marine $62.50 $62.50 Add to shopping cart
10+ in stock. Explain stock levels
#16 26-31249 OIL SEAL (1,1,1,1 required per assembly)
OIL SEAL @5       O - Replaced by 26-46021  
26-31249This part has been superseded. OIL SEAL @5 O - Replaced by 26-46021
(more info)
    UnavailableUnavailable Parts
OIL SEAL @5       O - Replaced by 26-89236  
26-46021This part has been superseded. OIL SEAL @5 O - Replaced by 26-89236
(more info)
    UnavailableUnavailable Parts
SEAL              O - Replaced by 26-89236  1 26-89236
26-89236This part has been superseded. SEAL O - Replaced by 26-89236 1
(more info)
    UnavailableUnavailable Parts
SEAL Oil 26-89236  1 26-89236  1
26-89236 1OEM Part 26-89236 1 - Seal (more info) About Mercury Marine $11.50 $11.50 Add to shopping cart
7 in stock. Explain stock levels
Oil Seal 18-2009
18-2009OEM Match 18-2009 - Seal, 26-89236 (more info) About Sierra Marine $10.49 $7.28 Add to shopping cart
2 in stock. Explain stock levels
#17 25138 CAM, LOWER - REVERSE LOCKING (1,1,1,1 required per assembly)
CAM               O - Replaced by -52918  
25138This part has been superseded. CAM O - Replaced by -52918
(more info)
    UnavailableUnavailable Parts
CAM,NLA 52918 52918
52918OEM Part 52918 - Cam, NLA (more info) About Mercury Marine $25.00 $25.00 Add to shopping cart
10 in stock. Explain stock levels
#18 29823 CAM, UPPER - REVERSE (1,1,1,1 required per assembly)
CAM               O - Replaced by -52919  
29823This part has been superseded. CAM O - Replaced by -52919
(more info)
    UnavailableUnavailable Parts
CAM,NLA 52919 52919
52919OEM Part 52919 - Cam, NLA (more info) About Mercury Marine $30.00 $30.00 Add to shopping cart
10+ in stock. Explain stock levels
#19 45-29617A 1 DRIVE SHAFT ASSEMBLY (1,1,1,1 required per assembly)
DRIVE SHAFT,NLA 45-29617A 1  
45-29617A 1OEM Part 45-29617A 1 - Drive Shaft, NLA (more info) About Mercury Marine $325.00 $325.00 Add to shopping cart
1 in stock. Explain stock levels
#20 53-29116 RING, RETAINING - BALL BEARING (1,1,1,1 required per assembly)
RETAINING RING,NLA 53-29116  
53-29116OEM Part 53-29116 - Retaining Ring, NLA (more info) About Mercury Marine $2.50 $2.50 Add to shopping cart
8 in stock. Explain stock levels
#21 43-20834 GEAR, PINION (1,1,1,1 required per assembly)
PINION GEAR,NLA 43-20834 43-20834
43-20834OEM Part 43-20834 - Pinion Gear (more info) About Mercury Marine $100.00 $100.00 Add to shopping cart
10+ in stock. Explain stock levels
#22 14-29163 TAB WASHER, PINION GEAR SCREW (1,1,1,1 required per assembly)
WASHER-TAB,NLA 14-29163  
14-29163OEM Part 14-29163 - Tab Washer, NLA (more info) About Mercury Marine $2.50 $2.50 Add to shopping cart
10+ in stock. Explain stock levels
#23 10-20925 SCREW, PINION GEAR TO DRIVE SHAFT (1,1,1,1 required per assembly)
SCREW,NLA 10-20925  
10-20925OEM Part 10-20925 - Screw, NLA (more info) About Mercury Marine $4.50 $4.50 Add to shopping cart
10+ in stock. Explain stock levels
#24 15-20929A 1 SHIM, DRIVE SHAFT BEARING TO HOUSING (AR,AR,AR,A required per assembly)
SHIM SET ,NLA 15-20929A 1 15-20929A 1
15-20929A 1OEM Part 15-20929A 1 - Shim Set, NLA (more info) About Mercury Marine $8.00 $8.00 Add to shopping cart
2 in stock. Explain stock levels
#25 30-20861 BEARING, BALL - DRIVE SHAFT (1,1,1,1 required per assembly)
BALL BEARING@2    O - Replaced by 30-72961  
30-20861This part has been superseded. BALL [email protected] O - Replaced by 30-72961
(more info)
    UnavailableUnavailable Parts
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
Available to order:
Usually ships
within 8 days
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
#26 25-20266 "O" RING, WATER PUMP CARTRIDGE (1,1,1,1 required per assembly)
2526722 25-20266 25-20266
25-20266OEM Part 25-20266 - O-Ring - Priced Individually (more info) About Mercury Marine $1.05 $1.05 Add to shopping cart
4 in stock. Explain stock levels
O-RING 25-26722 25-26722
25-26722OEM Part 25-26722 - O-Ring - Priced Individually (more info) About Mercury Marine $1.90 $1.90 Add to shopping cart
Available to order:
Usually ships
within 8 days
O-Ring 18-7115
18-7115OEM Match 18-7115 - O-Ring 25-26722 (more info)
Replaces OEM #0302588
About Sierra Marine $2.49 $1.35 Add to shopping cart
2 in stock. Explain stock levels
#27 46-29117A 1 WATER PUMP CARTRIDGE ASSEMLBY (1,1,1,1 required per assembly)
W/P CARTRIDGE 46-29117A 1  
46-29117A 1OEM Part 46-29117A 1 - W/P CARTRIDGE (more info) About Mercury Marine $70.00 $70.00 Add to shopping cart
2 in stock. Explain stock levels
#28 26-23300 OIL SEAL (1,1,1,1 required per assembly)
OIL SEAL @2       O - Replaced by 26-90562  
26-23300This part has been superseded. OIL SEAL @2 O - Replaced by 26-90562
(more info)
    UnavailableUnavailable Parts
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
#29 28091 INSERT, WATER PUMP CARTRIDGE (1,1,1,1 required per assembly)
INSERT            O NLA 28091
28091 INSERT O NLA
(more info)
    UnavailableUnavailable Parts
#30 28-28657 KEY, WATER PUMP CARTRIDGE (1,1,1,1 required per assembly)
KEY,NLA 28-28657  
28-28657OEM Part 28-28657 - Key, NLA (more info) About Mercury Marine $2.50 $2.50 Add to shopping cart
10+ in stock. Explain stock levels
#31 47-20268 IMPELLER, WATER PUMP (1,1,1,1 required per assembly)
IMPELLER @2       O - Replaced by 47-65959  
47-20268This part has been superseded. IMPELLER @2 O - Replaced by 47-65959
(more info)
    UnavailableUnavailable Parts
IMPELLER @4       O - Replaced by 47-89983  
47-65959This part has been superseded. IMPELLER @4 O - Replaced by 47-89983
(more info)
    UnavailableUnavailable Parts
IMPELLER          O - Replaced by 47-89983T 47-89983
47-89983This part has been superseded. IMPELLER O - Replaced by 47-89983T
(more info)
    UnavailableUnavailable Parts
IMPELLER 47-89983T 47-89983T
47-89983TOEM Part 47-89983T - Impeller (more info) About Mercury Marine $19.34 $19.34 Add to shopping cart
10+ in stock. Explain stock levels
IMPELLER 18-3007
18-3007OEM Match 18-3007 - Impeller 47-89983 (more info) About Sierra Marine $17.99 $13.02 Add to shopping cart
10+ in stock. Explain stock levels
#32 17-23733 PIN, IMPELLER DRIVE (1,1,1,1 required per assembly)
DRIVE PIN @5      O - Replaced by 28-56662  
17-23733This part has been superseded. DRIVE PIN @5 O - Replaced by 28-56662
(more info)
    UnavailableUnavailable Parts
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
#33 20272 PLATE, OUTLET - WATER PUMP COVER (1,1,1,1 required per assembly)
PLATE,NLA 20272 20272
20272OEM Part 20272 - Plate (more info) About Mercury Marine $6.25 $6.25 Add to shopping cart
10+ in stock. Explain stock levels
#34 20270A 2 WATER PUMP COVER ASSEMBLY (1,1,1,1 required per assembly)
COVER ASSY 20270A 2 20270A 2
20270A 2OEM Part 20270A 2 - Cover Assembly (more info) About Mercury Marine $47.83 $47.83 Add to shopping cart
5 in stock. Explain stock levels
#35 26-23517 OIL SEAL (1,1,1,1 required per assembly)
SEAL,NLA 26-23517 26-23517
26-23517OEM Part 26-23517 - Seal, NLA (more info) About Mercury Marine $3.00 $3.00 Add to shopping cart
1 in stock. Explain stock levels
Oil Seal 18-2015
18-2015OEM Match 18-2015 - Seal 26-23517 (more info) About Sierra Marine $19.99 $13.46 Add to shopping cart
1 in stock. Explain stock levels
#36 25-20273 RING, RUBBER - CENTRIFUGAL SLINGER (1,1,1,1 required per assembly)
O-RING 25-20273 25-20273
25-20273OEM Part 25-20273 - O-Ring - Priced Individually (more info) About Mercury Marine $1.10 $1.10 Add to shopping cart
10 in stock. Explain stock levels
#37 25-29619 "O" RING, UPPER - DRIVE SHAFT (1,1,1,1 required per assembly)
O-RING (.583 x .1 25-29619  
25-29619OEM Part 25-29619 - O-Ring - Priced Individually (more info) About Mercury Marine $1.80 $1.80 Add to shopping cart
10+ in stock. Explain stock levels