OMC Information

[Don S]

1. Model Number/Year Guide

View attachment OMC Model number guide.pdf

2. Aftermarket OMC service manuals
http://forums.iboats.com/showthread.php?t=309093
Thanks to Member KRH1326

3. OEM Engine service manual for all 1990 engines. and wiring diagrams.
http://www.mediafire.com/?sharekey=f8a11ed9aeaada52ed24a2875c7fa58e81904fcce3f67c1f5be6ba49b5870170
Thanks to Member ou18

4. Post with photos on changing the raw water pump impeller on an OMC stringer outdrive.
http://forums.iboats.com/showthread.php?t=378358

5. Information on the Cobra outdrive from Stuart Hastings
http://www.hastings.org/~stuart/cobra/index.html

6. How to remove and re-install a Cobra outdrive.
View attachment Cobra R&R.pdf


Draining a Cobra outdrive

Changing gear lube in a Cobra outdrive.