gear ratio?

[boaterntexas]

I was wondering on how I can figure out the gear ratio on a 1990 alpha 1 outdrive with a 1990 merc 3.0 left hand rotation? any easy way?

 

[Ralph 123]

Re: gear ratio?

Here you go:<br /><br /> Checking The Outdrive Gear Ratio

 

[Bondo]

Re: gear ratio?

1.98/1....