T.C. Electronics/Marine (416) 751-7326 Home Page

OMC parts 800 / Cobra outdrive drawings * How to videos

Mercruiser, Volvo SX and OMC parts catalogs
Johnson outboard components, 400-800 Stringer, Cobra outdrive repair
Co-manufacturer and distributor for GLM Products

Exploded view service drawings click here
Printer friendly outdrive repair help
Search by OEM service number or description

Click image below for replacement item
Video Separating Upper Lower Cobra Gearcase
Video how to separate
upper-lower OMC Cobra

cobra water pump kit
Water Pump
800 Rebuild
800 Rebuild cost
22544 gears V8 ratio 21-17 Chevy 5.0 Ford 5.8-7.5 litre
retainer left loose
400/800 Repair
intermediate ball gear shaft repair
Intermediate shaft repair
22423 drive shaft high profile
Drive Shafts
400-800 outdrive upper gearcase
400-800 sterndrive
OMC Video Help
Video Help
Electric shift outdrive
OMC Electric Shift
Cobra rebuilt upper gear case
Complete Stern Drive
87650 Upper gearcase 1973-1985 seal kit
Seal Kits
22050 Ball gear kit GLM Marine aftermarket
Stringer Ball Gear
21962 S Transom bellows service kit includes gimbal bearing oil seal
Transom Service
22414 Cobra propeller shaft
OMC Propeller Shafts
u joint
U Joints
Sterndrive rebuild parts

Used parts

bearing carrier puller tool
U joint bellows


21715 Cobra Shift cable OEM 987661
Shift Cables
22870 propeller shaft-carrier bearing
51410 Exhaust manifold
Exhaust Manifolds
Cable 982563 1982-1985
Cable 982563 1982-1985
22235 cotter pin nut keeper
Prop Nut
Engine components
Engine components
AC-DC Miller Dynasty computer
Aluminum Tig Welding
39690 Cylinder head-intake-manifold gasket set
Engine Rebuild Set
21-16 gears
Used gear sets
400-800 upper gearcase

400-800 OMC parts drawing upper gearcase

800 drawing lower unit

OMC 800 parts drawing lower unit

intermediate housing
Intermediate Housing
Cobra upper gearcase

OMC Cobra parts drawing upper gearcase

Cobra lower gearcase

OMC Cobra parts drawing lower gearcase

Cobra drawing transom

OMC Cobra drawing transom parts

Volvo penta SX

Volvo penta SX

King Cobra drawing

OMC King Cobra parts drawing

Electric shift lower gearcase

OMC Electric shift lower gearcase parts

lower gearcase outdrive drawing
Mercruiser Sterndrive
Alpha 1 lower gear case layout
Alpha 1 Outdrive

Mercury outboard 6 to 15 hp.

Mercury outboard parts
Alpha 1 Gen 2 upper gearcase
Alpha 1 gen 2 parts upper gearcase
Mercruiser Alpha One Gen 2 lower unit
Mercruiser Alpha One Gen 2 lower unit
Alpha One bell housing layout
Alpha One bell housing parts layout
boat trailer hub kit
Trailer item
Yamaha outboard parts
Johnson outboard
Johnson outboard parts help

Trim sender

Trim Sender
Nuts and Bolts
Nuts and Bolts

Re-manufactured stern drives

800 series 1972-1985 assembly (lower unit)

1986 to 1993 lower unit

Rebuild Costs and Price Quotes

800 series lower and upper gear-case repairs.

Electric shift sterndrive

Cobra lower and upper gear-cases

Sending in your unit for repair? Go here for information

Repair Manuals

Johnson / Evinrude manual

Mercruiser manual

What is new

Outboard / OMC outdrive repair help

Mercury warehouse

Alpha One warehouse

Special deals

Lower unit OMC oil filling pump

Aluminum tig welding

$90.00 Flat rates to tig welding aluminum units.

Tech information

History of Outboard Motor Corporation engineering, designs and models.

Electric shift swivel housing repair

How to install the outdrive

Oil filling and oil draining instructions.

Shimming your drive shaft and pinion gear

Ball gear troubleshooting for excess wear for excess wear or removal and shimming.

Cobra rebuild techniques years 1986 to 1992.

Adjusting the shift cable

Troubleshooting the engine, starting with the carburetor.

Technique to remove broken drive shafts.

Do you have high or low profile upper gearcase.

Tech support gear assembly photos

Engine over heating water pump, impeller or manifold ?

400-800 True-Coarse steering right or left with power steering ?

1986-1992 Questions / Answers and model numbers

800 series questions and answers

Do I repair or replace old out-drive worn pieces

Clutch dog parts drawing

Gear ratio tech help 1969 to 1985

Ratio and specifications

Tech support drawings illustrations

Evinrude/Johnson outboard help see pictures.

Help to identify Mercruiser and Alpha 1 or Generation 2
and identify your Mercury and Yamaha lower units.

Chrysler - Force outboard components.

T.C. Electronics/Marine Parts Warehouse

GLM aftermarket stern drive assemblies including upper and lower gear cases. GLM Marine gears with supporting drawings.

Complete provider for stern drive gear-cases. 48 hour rebuilding on Cobra upper-lower units. In-house aluminum welding.
800 Stringer series components in stock at our Canadian and USA locations.

Shipping locations

Shipped from
Monrovia CA. 91016 USA and Toronto Ontario M1R-5G2 Canada
Shipping costs and delivery times via FedEx Express

We ship FedEx 2 day priority air service $24.75

To anywhere in the continental United States and Central Canada.
$37.75 for up to 3 lbs. to the following countries:

Austria-Denmark-Finland-France-Germany-Hungary-Norway-Poland-Sweden-Switzerland-UK and Europe

International shipping costs - world wide

GLM catalogs Need a Mercruiser part or fix stern-drives down load GLM marine on-line.
Outboard motor or inboard stern-drive boats including Volvo Penta out-drives, Alpha One generation 2 and Mercruiser out-drives.

New 2017 updated Force, Mariner-Mercury and Evinrude/Johnson outboard see our new GLM marine catalog this year including new Yamaha components.

Special items we stock

New and used parts years 1978 to 1995 Upper-lower gear-cases and gears to go in them. Older type boats with electric stern-drive components years 1964 to 1977.

T.C. Electronics/Marine runs listings in newspapers for boats wanted dead or alive to maintain a supply of electric out-drives.

We have a machine shop for special adapter bushings required for older electric shift Stringers.

Listed on eBay

Items we have auctioned are as follows: Ball gear complete with o rings, seals, two nuts and the plug.

Distributor and ignition points, condenser and ignition coils. Engine rebuilt kit with engine power head gasket and seals.

Carburetor rebuild kit with fuel filter and water pump impellers. Gear-case seal kit with o rings and seals.

U joint, exhaust and shift bellows with cable. Manifolds and elbows come with gaskets in the kit.

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