Trying to figure prop slip...dont know gear ratio

[choppywaters]

Im trying to find prop slip but don't know the gear ratio. Its a 4.3LX mercruiser. Are they all the same or where can I look. Thanks in advance.

 

[spdracr39]

Re: Trying to figure prop slip...dont know gear ratio

The ratio should be stamped on the outdrive near the serial number

 

[choppywaters]

Re: Trying to figure prop slip...dont know gear ratio

Thanks for the help. I found the serial number but no other numbers.

 

[steelespike]

Re: Trying to figure prop slip...dont know gear ratio

what year is the motor,what size boat? what hp?

 

[Don S]

Re: Trying to figure prop slip...dont know gear ratio

Thanks for the help. I found the serial number but no other numbers.

What's the serial number, that works too.

 

[choppywaters]

Re: Trying to figure prop slip...dont know gear ratio

what year is the motor,what size boat? what hp?

92 20ft CC with 4.3LX mercruiser