"How To"...Installing ring and pinion

[expat]

Nice reading

http://www.drivetrain.com/ringpinioninstal.html

[bulldog]

Nice find, but definitely something I will leave up to the professionals.

This guys site has a zillion great write ups and lots are of Yotas
http://gearinstalls.com/


SOme of the more interesting ones
http://gearinstalls.com/gearpatterns1.htm

http://gearinstalls.com/arbinstall.htm