18 ft repower

jeepdoc

Cadet
Joined
Apr 18, 2010
Messages
11
anyone know if you can replace a 140 4cyl with a small v8. Already doing full restore on stringer floor transom etc. What decides what weight a boat can hold? seen lots of other 18ft 76in beams using v8 power. Any ideas on the subject?
 

redfury

Commander
Joined
Jul 16, 2006
Messages
2,657
Re: 18 ft repower

As long as you have the space in the boat, and the outdrive can handle the additional power/torque, then it can be done. It just matters if the difference in weight is exponentially more than the 4cyl set up.

If you find that there are identical boats with 8's in them, then it was just a matter of what the manufacturer of your boat was trying to accomplish with a performance/price point.
 

Bob_VT

Moderator & Unofficial iBoats Historian
Staff member
Joined
May 19, 2001
Messages
26,065
Re: 18 ft repower

Outdrive must be replaced or re-geared....... unless you have a full donor boat and the mechanical ability plus tools..... it is just a dream at this point.
 
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