OMC Cobra parts & upper gearcase drawing 1986-1992

OMC Cobra parts with comprehensive upper gearcase illustrations & exploded drawings

Click Here for OMC outdrive parts from drawing

Click Here to purchase OMC Cobra parts

Exploded drawing shows internal OMC cobra parts and their relationship with other stern drive units
Detailed step by step stern drive illustrations will aid making repairs to OMC outdrives
If help is required, contact our service tech for help with your OMC stern drive repair at (416) 751-7326
Please have horsepower and year of stern drive boat ready when calling
Print page to save OMC Cobra parts listing

Photos

Item #

OMC parts description

Cobra upper gearcase

T Cobra upper gearcase rebuilt.jpg

Cobra upper gearcase rebuilt

# 1a

New upper gear housing assembly $1895.79
Please see our Cobra complete upper gearcase page for a complete selection of upper gear housing assemblies

Rebuilt OMC Cobra upper gearcase

# 1b

Rebuilt Cobra upper gear housing assembly $1495.79 with trade in please see our rebuilt upper gearcase page

Cobra upper gearcase rebuilt

# 1c

# 29900 Upper gearcase (Empty)
OEM # 984518 $866.79

OMC Cobra upper assembly kit

# 1b

# 22-522-2 OMC Cobra complete 21/16 upper gear set assembly kit for 5.7 marine engine 1986 thru 1993 $1130.79

OMC Cobra upper assembly kit 21-17

# 1c

# 22-532-2 OMC Cobra complete 21/17 upper gearset assembly kit kit for 5.0 litre Chevy marine engine 1986 thru 1993 $1130.79

OMC Cobra upper assembly kit 21-18

# 1d

# 22-562-2 OMC Cobra and OMC King Cobra before 1988 complete 21/18 upper gear set assembly kit for 5.0 V8 Ford or 3.0 litre 4-cylinder small hub lower unit marine engine years 1986 thru $1130.79

OMC Cobra upper assembly kit 21-19

# 1e

# 22-542-2 OMC Cobra complete 21/19 upper gear set assembly kit for 4.3 litre V6 marine engine years 1986 thru 1995 $1130.79

T 87654 Upper gearcase seal kit.jpg

# 87654 Gearcase seal kit

Included in seal kit

7 #81180 O-Ring

12 #86530 Oil seal

13 #82380 O-Ring

18 #34771 Gasket

19 #82430 O-Ring

20 #81280 O-Ring

21 #86610 Oil seal

27 #34730 Gasket

28 #33910 Gasket

29 # 81100 O-Ring

# 87654 Seal kit OEM # 987603 986364 $32.79

T 12092 Aftermarket water pump kit.jpg

12092 Aftermarket water pump kit

In water pump kit

23 Wear plate
24 #89950 Impeller
25 #12391 Pump

26 #86630 Seal
30 Pump hsg.
22 #34770 Gasket

# 12092 Water pump kit $40.79

T 22520 Aftermarket gears ratio 21-16.jpg

22520 Aftermarket gears ratio 21-16

# 2

# 22520 Gear set (21:16 ratio) V8
OEM # 983825 $658.79

T 22560 Gear set ratio 21-18.jpg

22560 Gear set ratio 21-18

# 2

# 22560 Gear set (21:18 ratio) V8
OEM # 983826 $665.79

T 22540 Aftermarket gears V6 ratio 21-19.jpg

22540 Aftermarket gears V6 ratio 21-19

# 2

# 22540  Gear set (21:19 ratio) V6
OEM # 984012 $643.79

T 22540 Aftermarket gears V6 ratio 21-19.jpg

22540 Aftermarket gears V6 ratio 21-19

# 2

# 22544 21/17 Gear set V8 5.0L 305 Chevy
5.8L 351 E.F.I. Ford 7.5L 460 FORD V8
OEM # 983635 $668.79

T 21540 Bearing.jpg

21540 Bearing

# 3

# 21540  Bearing
OEM # 983891 $26.79

T 21541 Bearing.jpg

21541 Bearing

# 4

# 21541  Bearing
OEM # 983892 $39.79

#28460 Pinion nut

# 5

# 28460  Pinion nut
OEM # 911753 $24.79

28325 U-joint-water pump assembly

# 6

# 28325 Drive shaft-U-joint and water pump shaft assembly
OEM # 983880 $469.79

#28315 Yoke

# 8

# 28315  Yoke drive shaft
OEM # 912212   $100.79

# 28030 U-joint

# 9

# 28030  Universal joint
OEM # 915717   $45.79

# 10

#28100   Socket
OEM # 3852565   $48.79

T-28320 Water Pump Shaft.jpg

28320 Water Pump Shaft

# 11

# 28320  Yoke & water pump shaft
OEM # 984264   $226.79

T 21542 Bearing-.jpg

21542 Bearing

# 14

# 21542   Bearing
OEM # 983877   $58.79

T 22525 Centering cone OEM 912029.jpg

22525 Centering cone OEM 912029

#15

# 22525   Centering cone
OEM # 912029   $28.79

#28470 U-joint nut

#16

# 28470   U-joint nut
OEM # 911937   $15.79

#21543 Bearing

#17

# 21543   Bearing
OEM # 983878   $39.79

#89950 Impeller

#24

# 89950   Impeller
OEM # 983895   $14.79
In water pump kit # 12092

#27

# 39630   Outdrive gasket installation kit OEM # 508105  $4.79

#12405 Pump housing

#30

# 12405   Pump housing
OEM # 984744   $23.79
In water pump kit # 12092

T 21676 Washer.jpg

21676 Washer

#31

# 21676   Washer
OEM # 911697   $4.79

#32

# 23202   Retainer
OEM # 911752   $9.79

T 21111 Cover Nut.jpg

21111 Cover Nut.

#33

# 21111   Cover nut
OEM # 911751   $53.79

#27800 Bearing carrier

#34

# 27800   Bearing carrier
OEM # 911750   $77.79

#27900 Water pump adapter

#35

# 27900   Water pump adapter
OEM # 911699   $66.79

#27920 Bearing carrier

#36

# 27920   Bearing carrier
OEM # 911683   $66.79

#37

# 82480   O-Ring (5 units)
OEM # 313175   $13.79

#28404 Cobra cover assembly

#38

# 28404   Cover assembly
OEM # 914489   $70.79

#28406 Cobra top

#39

# 28406   Cover assembly
OEM # 983967   $58.79

#12661 Thrust plate (Port)

#40

# 12661 Thrust plate (Port)
OEM # 3582562 $4.79

#12662 Thrust plate (Stbd.)

#41

# 12662 Thrust plate (Stbd.)
OEM # 3582562 $4.79

#42

# 23360 Shim
OEM # 3852563 $4.79

#28408 Cover assembly

#43

# 28408 Cover assembly
OEM # 911734 $37.79

#44

# 21773 Retainer ring
OEM # 910953 $4.79

#45

# 23361 Shim 0.003"
OEM # 911678 $4.79

T-23362-shim-.004.jpg

#23362 Shim 0.004"

#45

# 23362 Shim 0.004"
OEM # 911679 $4.79

T-23363-shim-.005.jpg

#23363 Shim 0.005"

#45

# 23363 Shim 0.005"
OEM # 911680 $4.79

T-23364-shim-.010-4.95.jpg

#23364 Shim 0.010"

#45

# 23364 Shim 0.010"
OEM # 911681 $4.79

#47010 Vent hose

#47

# 47010 Vent hose
OEM # 912614 $12.79

#22385 Screw

#48

# 22385 Screw
OEM # 912238 $13.79

#22386 Screw

#49

# 22386 Screw
OEM # 911859 $4.79

#22387 Screw

#50

# 22387 Screw
OEM # 123018 $8.79

#51

# 21732 Dipstick
OEM # 914488 $25.79

T-23371-shim-.003.jpg

#23371 Shim 0.003"

#52

# 23371 Shim 0.003"
OEM # 911662 $4.79

T-23372-.005-shim.jpg

#23372 Shim 0.005"

#52

# 23372 Shim 0.007"
OEM # 911663 $4.79

T-23374-.010-shim.jpg

#23374 Shim 0.010"

#52

# 23374 Shim 0.012"
OEM # 911665 $4.79

T-23376-Upper-rear-shim-.015.jpg

#23376 Shim 0.015

#52

# 23376 Shim 0.010"
OEM # 911667 $4.79

#23381 Shim

#53

# 23381 Shim 0.001"
OEM # 911668 $4.79

#53

# 23383 Shim $4.79