OMC Parts / Cobra Sterndrive Drawings+Video

OMC ball gear kit with repair video

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OMC electric shift gear-head rebuild (prop shaft retainer)
OMC 400-800 electric shift ball gears years 1972-1985
Press on type 1967-1971
  • Upper case and intermediate housing exploded view parts drawing. Please see bottom of this page to view ball gear repair video.
  • OMC electric shift Stringer 400-800 series sterndrive years 1972-1985. Press on older ball gear type years 1968-1972.
  • Nuts, covers, oil seals, and O-rings are included in kit. See our video for a list of suggested repair tools.
  • Instillation requires 262, 609 or 680 Loctite be installed on ball gear tapper area and driven shaft as this is required to seal upper case.
  • 262 Red Loctite should be placed on thread area of nut. The nut should be tighten about 90-100 ft lbs using a 1-1/8 inch socket.
  • Timkin bearing preloaded including seals with oil placed in them before assembly. Per-load should be 25 to 30 inch pounds with the pinion shaft and ball gear assembly in place. Nut thread area should have Loctite thread lock applied, red or blue compound will work.
  • 515 loctite gasket flange sealant or silicon can be used for covering the nut and lip of the plug. Spray a clear lacquer paint to seal the ball gear cover plug to stop it from rusting.

There are 2 installation videos at bottom of page or click here for 3 more ball gear kit installation videos of intermediate housing and upper gear-case

 
OMC parts for years 1972 thru 1985
22050 Ball gear kit GLM Marine aftermarket OMC parts
22050 Ball gear kit GLM Marine aftermarket OMC parts

P/N 22050 GLM Marine aftermarket ball gear kit years 1973 thru 1986 $218.29

27960 GLM aftermarket OMC retainer 400-800 outdrive
27960 GLM aftermarket OMC retainer 400-800 outdrive

P/N 27960 bearing and oil seal retainer. OEM-313184 $81.09

82350 OMC upper gearcase bearing retainer o-ring
82350 OMC upper gearcase bearing retainer o-ring
P/N 82350 o-rings for bearing retainer in upper gearcase (5 units) OEM 308621 $9.89

22030 plug 400-800 series
22030 plug 400-800 series
P/N 22030 Ball gear cover OEM 908062 $4.89

22010 Ball gear intermediate housing
22010 Ball gear intermediate housing
P/N 22010 Intermediate housing ball gear OEM 908063 $100.29

22330 Nut OEM 908064
22330 Nut OEM 908064
P/N 22330 nut OEM 908064 $5.29

22020 Upper gearcase part OEM 908089
22020 Upper gearcase part OEM 908089
P/N 22020 Upper ball gear OEM 908089 $94.29

81440 O-ring intermediate housing retainer
81440 O-ring intermediate housing retainer
P/N 81440 Intermediate housing bearing retainer o-ring (5 units) OEM 908383 $4.89

86010 Intermediate housing bearing retainer oil seal
86010 Intermediate housing bearing retainer oil seal
P/N 86010 Intermediate housing ball gear bearing retainer oil seal. Note 2 seals will be required OEM 981195 $17.29

85010 intermediate housing seal
85010 intermediate housing seal
P/N 85010 engine oil seal intermediate housing shaft (2 required) * not included in P/N 22050 kit OEM 981195 $17.29
 
OMC parts for years 1968 thru 1972
86090 Press on oil seal 1968-1971 2 required OEM 981268
86090 Press on oil seal 1968-1971 2 required OEM 981268
P/N 86090 Press on oil seal 1968 thru 1971 Two are required OEM 981268 $11.29 each

U-001 Press on shaft
U-001 Press on shaft
U-001 New upper press on ball gear 1968 thru 1971 OEM 314579 $229.29 Limited stock call for availability

Press on ball gear OEM 0908063 165 hp 6 cylinder inline
Press on ball gear OEM 0908063 165 hp 6 cylinder inline
U-022 Used intermediate housing press on ball gear years 1965, 1966 and 1967 OEM 0908063 from 165 hp 6 cylinder inline engine
Intermediate housing shaft ball gear retainer
Intermediate housing shaft ball gear retainer
U-002A New pressed on to used intermediate drive shaft OEM 383177 $379.29

Used shaft and retainer with new seals o-ring
Used shaft and retainer with new seals o-ring
U-002B Intermediate shaft assembly with used ball gear (same as above) $279.29

 
U-003 Intermediate housing ball gear bearing retainer (used retainer with new seals and o-ring) $89.29

68015 Loctite 680 installing seals tapper area
68015 Loctite 680 installing seals tapper area

680 Loctite should be installed on ball gear tapper area and the shaft tapper. This is required to seal upper gearcase part of the outdrive.

Loctite should also be used when installing oil seals in a used bearing retainer.


Note 680 Loctite will fill a void in bearing retainer of up to .030 if per-coated 24 hr ahead of time, then again when installation takes place.

Johnson gasket  compound 508235
Johnson gasket compound 508235

Evinrude-Johnson outboard gasket sealing compound with convenient brush on lid OEM P/N 508235 for any gasket and o-rings or new oil seal-bearing retainer installation

Never hardens or dries out, clean easy with varsol or lacquar thiner

Note P/N 508235 Johnson gasket compound must be mixed completely each time used to maintain viscosity

51531 loctite 515 gasket eliminator for covering nuts installing plugs
51531 loctite 515 gasket eliminator for covering nuts installing plugs

P/N 51531 Loctite gasket eliminator 50 milliliter container for covering nut and inside plug area

Clamp ball gear in bearing remover tool
Clamp ball gear in bearing remover tool

 

P/N 90150 Universal puller plate tool

OEM 91-37241 $106.89

Press on drive shaft
Press on drive shaft

Used press on ball gear shaft

Nut and shaft
Nut and shaft
 
 

OMC intermediate housing shaft drawing

 
Intermediate housing drawing
Intermediate housing drawing
 

Ball gear repair video

 

 

Ball gear shaft video, cracked or spun rear bearing removal

 

Need help installing or removing contact our tech department.

Technical help is a free service provided by T.C. Electronics / Marine.
Tech Service 416 751-7326 or wach the video
Monday - Friday 5pm - 8pm Eastern Standard Time

T.C.Electronics/Marine order desk number (416) 751-7326
* 21 Canadian road unit 17* Toronto Ontario * Canada * M1R-5G2