Engine swap

Shane7

Petty Officer 3rd Class
Joined
Jan 4, 2012
Messages
81
I have a 1984 mercruser with a blown block (305) I also have a few later blocks (newer than 1986). What I was wondering is if you can swap these in. In any way because of the change in the rear oil seal or if it would be easier to get a older engine with the two piece oil seal.
 

Scott Danforth

Grumpy Vintage Moderator still playing with boats
Staff member
Joined
Jul 23, 2011
Messages
47,809
Re: Engine swap

you can swap, however you need a different flywheel (1-piece vs 2-piece)
 

Shane7

Petty Officer 3rd Class
Joined
Jan 4, 2012
Messages
81
Re: Engine swap

Thanks for the fast response and the good News that i dont have to buy a older engine
 
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