Gear Ratio inmy outdrive?

98LSWON

Seaman Apprentice
Joined
Oct 4, 2008
Messages
34
I have a 1993 Searay 180 with a 4.3L Mercruiser and Alpha One outdrive. The S/n is 0D889585. Does anyone know what the gear ratio is or know a link where I can find it. Thanks.
 

Don S

Honorary Moderator Emeritus
Joined
Aug 31, 2004
Messages
62,321
Re: Gear Ratio inmy outdrive?

You should have the 1.84 on your 93, 98 and newer are 1.81:1.
You can check for sure by looking at the side of the drive.

AlphaSNratiostamps.png
 

PhrozeN_FisH

Seaman Apprentice
Joined
May 25, 2008
Messages
30
Re: Gear Ratio inmy outdrive?

From Merc's website:

ENG: 0F065240 443B1003S MERCRUISER 4.3L ALPHA
DRV: 0D889585 50101843S MERCRUISER ALPHA 1.84:1
 
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