Yamaha 40, 50 hp Gearcase Exploded View

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Sierra

Yamaha 40, 50 hp Gearcase Exploded View
Yamaha Gearcase Exploded View Diagram and Parts
Fits 40 &50 HP (1984-1991)
Figure #DescriptionO.E.M. #Sierra #Qty.
1Bolt, Water Pump Housing97575-08675-00 2
2Washer, Water Pump Housing92990-08600-00 4
3Housing, Wapter Pump663-44311-02-00 1
4Insert, Water Pump663-44322-00-00 18-3435 11
5Impeller6H4-44352-02-00 18-3068 11
6Gasket, Wear Plate to Water Pump663-44315-A0-00 18-0292 221
7Wear Plate, Water Pump663-44323-00-00 1
8Gasket, Wear Plate to Water Pump663-44324-A0-00 18-0294 221
9Base, Water Pump663-44341-0094 1
10Gasket, Pump Base663-44316-A0-00 1
11O-Ring, Pump Base93210-41042-00 18-0298 21
12Oil Seal, Pump Base93101-23070-00 18-0297 22
13 Bolt, Water Pump Housing97395-08045-00 18-0256 22
14Water Pump Repair Kit6H4-W0078-00-00 18-34291
15Water Seal663-44366-00-00 1
16Drive Shaft (short)6H4-45501-00-00 1
16Drive Shaft (long)6H4-45501-10-00 1
17Bearing, Tapered Roller93332-00079-00 1
18Shim (0.5mm)663-45587-00-05 A R
18Shim (0.8mm)663-45587-00-08 A R
18Shim (0.12mm)663-45587-01-12 A R
18Shim (0.30mm)663-45587-01-30 A R
18Shim (0.50mm)663-45587-01-50 A R
19Sleeve, Drive Shaft6H4-45536-00-0 1
20Bearing, Needle93315-32224-00 1
21Bearing (not used 1988 & later)663-45552-00-00 1
23Nut, Pinion Gear90170-12138-00 1
24Key, Woodruff90280-03024-00 18-3305 21
25Gearcase Sea Kit6H4-W0001-20-00 18-27921
26Bolt Plate97095-06016-00 1
27Washer, Plate92990-06600-00 1
28Plate6H4-45321-01-00 1
29O-Ring, Plate 93210-49046-00 1
30Shift Cam Assembly (short shaft)6H4-44150-12-00 1
31O-Ring, Plate93210-66M98-00 18-3305 21
32Shift Cam Assembly (long shaft)90340-08M04-00 2
33Plug, Vent93606-12019-00 2
34Pin, Dowel90430-08020-00 3
35Nut, Nylock90185-05904-00 1
36Cover, Water Inlet (stbd)688-45215-02-00 92990-10100-00 1
37Washer, Locking92990-10100-00 4
38Bolt97078-10040-00 4
39Bearing, Ball93306-00702-00 1
40Plug, Drain688-45341-00-00 1
41Propellervarious 1
42Bolt, Trim Tab97575-08675-00 1
43Casing, Lower6H4-45301-01-EK 1
44Washer, Locking92990-08100 1
45Bolt, Lower Casing97095-08085-00 1
46Tab, Trim664-45371-01-00 1
47Seal, Rubber688-45375-00-00 1
48Guide, Seal Rubber663-45376-00-94 1
49Screw Ovalhead98780-05535-00 1
50Cover, Water Inlet (port)668-45214-02-00 1
51Shim Forward Gear (0.5mm)6H4-45567-00-05 1
51Shim Forward Gear (0.8mm)6H45567-00-08 AR
51Shim Forward Gear (0.12mm)6H4-45567-01-12 AR
51Shim Forward Gear (0.50mm)6H4-45567-01-50 AR
52Bearing, Tapered Roller93332-000V4-00 1
53Gear, Forward6H4-4556-00-00 1
54Pin, Cross (clutch dog)90250-06023-00 1
55Clutch, Sliding663-45631-01-00 1
56Retainer Ring, Cross Pin663-45633-00-00 1
57Plunger, Shift676-45635-00-00 1
58Slide, Shift663-45634-00-00 1
59Spring, Compression60501-16M01-00 1
60Shaft, Propeller679-45611-01-00 1
61Washer, Plate90201-22429-00 1
62Gear, Reverse6H4-45571-00-00 1
63Shim Reverse Gear (0.5mm)663-45577-00-05 AR
63Shim Reverse Gear (0.8mm)663-45577-00-08 AR
63Shim Reverse Gear (0.12mm)663-45577-01-12 AR
63Shim Reverse Gear (0.50mm)663-45577-01-50 AR
64Washer, Thrust663-45576-00-00 1
65Pin, Cotter91490-30030-00 18-23801
66Nut, Castle90171-16011-00 1
67Washer92990-16200-00 1
68Spacer, Prop Mounting (aft)670-45997-02-00 1
69Spacer, Prop Mounting (fore)663-45987-02-00 1
70Nut, Cover697-45384-00-00 1
71Washer, Tab90214-48M03-00 1
72Oil Seal, Bearing Housing93101-22067-00 18-0296 22
73Bearing, Needle93317-22204-00 1
74Key, Bearing Housing90282-04010-00 1
75Housing, Bearing679-45331-0094 1
1Contents of Water Pump Repair Kit 18-3429
2Contents of Gear Housing Seal Kit 18-2792
ARAs required
Average Customer Review for Water Pump Repair Kit - Sierra
Based On 6 Reviews
product and service by Gary - Weatherford, TexasJune 13, 2011
Parts I ordered were a match and the delivery was prompt. I am a satisfied customer and will be a return customer. Gary
(6 of 6 people found this review helpful)
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Water Pump by Chris - Fenton, MissouriJune 02, 2010
This kit, for the 40HP Yamaha 1986 has all the right gaskets, cup, impeller, etc., however, the bolts that were sent to me were all too short. I had to use the old bolts. Be warned.
(5 of 5 people found this review helpful)
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nice product by Dwayne - Mastic Beach, New YorkApril 24, 2012
glad it came with lower gasket most kits dont
(2 of 2 people found this review helpful)
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running cool by Michael - Augusta, MissouriMay 10, 2013
perfect, running cool. didnt realize how bad my old was till i saw this one work
(1 of 1 people found this review helpful)
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Water pump by Derek - Napoleonville, LouisianaMay 05, 2013
Everything I needed in the kit at a great price. Thanks.
(1 of 1 people found this review helpful)
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Average Customer Review for Impeller - Sierra
Based On 2 Reviews
Yamaha Impeller by Mark - Hudson, IowaJuly 16, 2012
Mechanic said it would take an hour and a halp to install, but it was done in less than an hour with no problems. It fit just perfectly and you can't put it on wrong.
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PERFECT PARTS EVERY TIME. by ROY - Marietta, New YorkJune 15, 2012
I WAS ABLE TO SEARCH AND FIND THE PARTS I NEEDED FOR MY MOTOR EASILY. SHIPPING IS SUPER FAST. PART WAS A FERFECT FIT AND WORKS AS IT SHOULD.
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Insert Cup - Sierra
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Insert Cup - Sierra
Your Price: $10.99
Part # 18-3435
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Replaces OEM part #

  • YAMAHA 663-44322-00-00

Yamaha Outboard Bolts
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Bolt - Sierra
Your Price: $3.99
Part # 18-0256
Hurry! Only 1 left in stock
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Replaces OEM part #

  • YAMAHA 97095-08045-00
Bolt Dimensions: 8-1.25 x 45mm

Yamaha 6H4-W0078-A0-00 replacement parts
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Water Pump Repair Kit - Sierra
Your Price: $27.99
Save: $7.40
(20% Off $35.39)
Part # 18-3429


Replaces OEM part #

  • YAMAHA 6H4-W0078-A0-00
  • YAMAHA 6H4-W0078-00-00
Contains:
    (1) 18-0292 Wear Plate to Gear Case Mounting Gasket - replaces O.E. # 688-44315-A0-00
    (1) 18-3435 Insert Cup - replaces O.E. # 663-44322-00-00
    (1) 18-0294 Wear Plate to Pump Base Gasket - replaces O.E. # 663-44324-A0-00
    (1) 18-3068 Impeller - replaces O.E. # 6H4-44352-02-00, 6H4-44352-00-00
    (2) 18-0256 Bolt - replaces O.E. # 97395-08045-00
    (1) 18-3436 Impeller Plate - replaces O.E. # 663-44323-00-00

Yamaha 90280-03024 replacement parts
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Water Pump Impeller Key - Sierra
Your Price: $6.99
Save: $1.54
(18% Off $8.53)
Part # 18-3305
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Replaces OEM part #

  • MERCURY MARINE 28-81912M
  • YAMAHA 90280-03024
  • for Mercury/Mariner models: 6C-D, 8C, 9.9c, 15C

Yamaha 93101-22067 replacement parts
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Oil Seal - Sierra
Your Price: $5.99
Save: $1.00
(14% Off $6.99)
Part # 18-0296
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Shaft Size - 0.866"
Outer Diameter - 1.417"
Width - 0.236"

Replaces OEM part #

  • MERCURY MARINE 26-82233M
  • MERCURY MARINE 26-83406M
  • YAMAHA 93101-22067-00

Mariner Water Pump Gaskets
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Wear Plate To Pump Housing Gasket - Sierra
Your Price: $3.99
Part # 18-0292
Hurry! Only 1 left in stock
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Replaces OEM part #

  • MERCURY MARINE 27-81417M
  • YAMAHA 663-44315-A0-00

Yamaha 91490-30030 replacement parts
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Propeller Cotter Pin - Sierra
Your Price: $19.99
Save: $10.11
(33% Off $30.10)
Part # 18-2380-9
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Replaces OEM part #

  • YAMAHA 91490-30030
Package of 10

Cotter Pin for Yamaha Outboard 91490-30030, GLM 22090 22070

Yamaha 93101-23070 replacement parts
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Oil Seal - Sierra
Your Price: $6.99
Save: $2.52
(26% Off $9.51)
Part # 18-0297
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Shaft Size - 0.906"
Outer Diameter - 1.457"
Width - 0.236"

Replaces OEM part #

  • MERCURY MARINE 26-82234M
  • YAMAHA 93101-23070-00

Wear Plate To Pump Base Gasket - Sierra
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Wear Plate To Pump Base Gasket - Sierra
Your Price: $14.99
Save: $0.50
(3% Off $15.49)
Part # 18-0294-9
Hurry! Only 1 left in stock
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Replaces OEM part #

  • MERCURY MARINE 27-81421M
  • YAMAHA 663-44324-A0-00
  • Pkg. of 2

O-Ring for Mercury/Mariner 25-82275M, Yamaha Outboard 93210-41042-00, GLM 45250 - Sierra
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Dimensions ( mm )
I.D. 41.50
Width 3.0

Replaces OEM part #

  • MERCURY MARINE 25-82275M
  • YAMAHA 93210-41042-00

Yamaha 6H4-44352-02-00 replacement parts
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Impeller - Sierra
Your Price: $23.99
Save: $9.62
(28% Off $33.61)
Part # 18-3068


Replaces OEM part #

  • YAMAHA 6H4-44352-00-00
  • YAMAHA 6H4-44352-02-00
For: Yamaha 30, 40, 50 hp.

Yamaha 6H4-W0001-21-00 replacement parts
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Lower Unit Seal Kit - Sierra
Your Price: $45.99
Save: $8.74
(15% Off $54.73)
Part # 18-2792
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Replaces OEM part #

  • YAMAHA 6H4-W0001-C0-00
  • YAMAHA 6H4-W0001-21-00
  • YAMAHA 6H4-W0001-20-00
Kit Contains:
    (1) 18-0292 Wear Plate to Pump Housing Gasket - replaces O.E. # 663-44315-A0-00
    (1) 18-0294 Wear Plate to Pump Base Gasket - replaces O.E. # 663-44324-A0-00
    (2) 18-4698 Drain or Fill Washer Gasket - replaces O.E. # YSG-14090-90-8G
    (2) 18-0296 Oil Seal - replaces O.E. # 93101-22067-00
    (2) 18-0297 Oil Seal - replaces O.E. # 93101-23070-00
    (1) 18-0298 O-Ring - replaces O.E. # 93210-41042-00
    (1) 18-0299 O-Ring - replaces O.E. # 93210-66M98-00
    (1) 18-0293 Pump Base to Gearcase Gasket - replaces O.E. # 663-44316-A0-00

 

Mallory OIL SEAL 9-76413
Spring Sale Price: $6.29
Save: $3.22
(33% Off $9.51)
Part # 9-76413
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Replaces Original Equipment Manufacturer(OEM):Yamaha
Replaces Original Equipment Manufacturer # (OEM #):93101-23070
Fits Application:60-70

Mallory OIL SEAL 9-76411
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(representative image only)

Mallory OIL SEAL 9-76411
Spring Sale Price: $5.39
Save: $1.60
(22% Off $6.99)
Part # 9-76411
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Replaces Original Equipment Manufacturer(OEM):Yamaha
Replaces Original Equipment Manufacturer # (OEM #):93101-22067
Fits Application:50-60

Mallory Pin, Cotter 9-73911

Mallory Pin, Cotter 9-73911
Spring Sale Price: $1.79
Save: $1.22
(40% Off $3.01)
Part # 9-73911
No Reviews | Write Review


Replaces GLM #:22090
Replaces Original Equipment Manufacturer(OEM):Yamaha
Replaces Original Equipment Manufacturer # (OEM #):91490-30030
Fits Application:4A/5C 1981-91, 5B/BS/6A/8A/B 1974-82, FT8D 2001, F9.9B 1985-95, 9.9D/15C/D/F 1978-00, FT9.9A/D 1999-05, 9.5A 1977-78, 12A/15A 1973-77, 25A 1973-79, 25/30/40/50 prop nut

Mallory Impeller 9-45601

Mallory Impeller 9-45601
Spring Sale Price: $21.59
Save: $12.02
(35% Off $33.61)
Part # 9-45601
Hurry! Only 1 left in stock
No Reviews | Write Review


Replaces GLM #:89900
Replaces Original Equipment Manufacturer(OEM):Yamaha
Replaces Original Equipment Manufacturer # (OEM #):6H4-44352-02-00
Fits Application:25-50

Great Boating Days are Ahead!
Enjoy Extra Discounts 5-20% Off During the SPRING SAVINGS SALE!
Great Boating Days are Ahead!
Enjoy Extra Discounts 5-20% Off During the SPRING SAVINGS SALE!