modify f80 yamaha to give 100 h.p...Dealer says it can be done but won't give in

cptngreg

Recruit
Joined
Nov 23, 2001
Messages
2
The dealer I bought the motor from originally told me that the f80 and the f100 were the same motor (identical) except for some modifications - possibly to the carburation system - anyone know anything about this? Please help if you can! Thanks!
 

JB

Honorary Moderator Emeritus
Joined
Mar 25, 2001
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45,907
Re: modify f80 yamaha to give 100 h.p...Dealer says it can be done but won't giv

Re: modify f80 yamaha to give 100 h.p...Dealer says it can be done but won't giv

Ahoy, CptnGreg. The reason the dealer wont tell you is probably that he doesn't know. I don't either. Yamaha, like other manufacturers, doesn't want you to know and doesn't want their competition to know.<br /><br />If it's anything like the 2 strokes, it's much cheaper to trade than to try to hop up the lower HP version.<br /><br />Red sky at night. . .<br />JB :)
 

MIKE F

Petty Officer 1st Class
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Aug 30, 2001
Messages
313
Re: modify f80 yamaha to give 100 h.p...Dealer says it can be done but won't giv

Re: modify f80 yamaha to give 100 h.p...Dealer says it can be done but won't giv

cptngreg,<br />This doesn't really answer your question on Yamaha butthe new Evinrude 75,90 and 115HP engines are the exact same enginethe only difference is in theprogramming of the computer.
 

curtis1698g

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Joined
Jan 20, 2004
Messages
7
Re: modify f80 yamaha to give 100 h.p...Dealer says it can be done but won't giv

Re: modify f80 yamaha to give 100 h.p...Dealer says it can be done but won't giv

DID YOU EVER FIND OUT IF THIS MOTOR CAM BE MODIFIED I HAVE A 2000 F80 THAT I HAVE BEEN LOOKING FOR THIS INFORMATION BUT DEALER REFUSES TO IVE OR DOSENT KNOW :confused:
 
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