Force year?

[b.gagnon]

I would like to order a service manual but am not quit sure of the year(I think it is a 90-91). The factory manuals seem to specify a letter either A or B What does this mean?<br /><br />Mod 906x90c<br />ser 021287

 

[jetq36s]

Re: Force year?

If I have looked it correctly , looks like a 1990 90HP model C, see the link below.<br /> http://www.mercruiserparts.com/selectModels3.asp?type_id=FORC

 

[roscoe]

Re: Force year?

correct, '90c