OMC Parts Drawing *Cobra *Mercruiser *Alpha SEI Outdrives

GLM Marine aftermarket OMC parts drawing. Cobra impeller water pump and impeller for outdrive repair.

Last updated on 11/18/2023

  • Comprehensive OMC photo parts list
  • Exploded Cobra parts drawing 18 to 32
  • Upper gearcase water pump and impeller
  • Seal kit and gaskets
  • Washer and retainer
OMC Cobra upper gearcase parts

OMC Cobra upper gearcase parts layout

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Description

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OMC Cobra upper gearcase parts, 87654 OMC Cobra upper gearcase

87654 OMC Cobra upper gearcase seal kit

87654 Upper gear case seal kit – replaces 987603

P/N 87654 $48.99 US

P/N 87654
$ 70.89 CDN 

OMC Cobra upper gearcase parts

39630 Transom gasket 508105

39630 Bell housing gasket – OEM 508105

# 39630
$9.95 US

# 39630
$ 6.89 CDN

12092 OMC cobra upper gearcase impeller water pump kit with housing V4-V6-V8 OEM number.984461

12092 Water pump kit

12092 OMC Cobra water pump impeller, housing and gaskets

$49.00 us

$ 54.89 cdn

34771 Gasket OEM 911698

18 34771 included in 87654

$4.89 cdn

82430 O ring OEM 911700

19
82430 included in 87654

34770 Impeller water pump housing gasket OEM number 911702.

34770 Gasket OEM 911702

22
34770 Gasket included in water pump and 87654 

OMC Cobra upper gearcase

12760 Wear plate OEM 911703

23
12760 Wear plate included in water pump

Impeller

24
89950 Impeller

$14.95 us

$ 25.89 cdn

OMC Cobra upper gearcase

12391 Water pump liner OEM 911844

25
12391 Water pump liner included in water pump

OMC Cobra upper gearcase

86630 Water pump seal OEM 911704

26
86630 Included in seal kit and Cobra water pump

OMC Cobra upper gearcase

34720 Mounting gasket OEM 915840

27
34720 Gasket included in 39630

OMC Cobra upper gearcase

33910 Water cover gasket OEM 911733

28
33910 Gasket included in 87654

OMC Cobra upper gearcase

81100 Dip stick gasket OEM 303067

29
81100 O-ring in seal kit

OMC Cobra upper gearcase

pump housing

30
12405 Pump housing included in water pump kit

$24.00 us

OMC Cobra upper gearcase

21676 Washer

31
21676 Washer

$ 4.95 us

$ 4.89 cdn

OMC Cobra upper gearcase

23202 Retainer

32
23202 Retainer

$ 19.95us

$ 17.89 cdn

OMC Cobra lower gearcase repairs Click Here