power loss at full throttle

dansys3

Cadet
Joined
May 26, 2005
Messages
11
1971 johnson 55 hp<br /><br /> boat idles and runs fine at half throttle, when pushed to full or near full throttle it loses power and eventually craps out. it will restart like nothing wrong happened. I'm guessing the fuel pump, any ideas are definately apprciated.
 

captain spike

Petty Officer 2nd Class
Joined
Mar 19, 2003
Messages
186
Re: power loss at full throttle

check all of your fuel lines and make sure they are tight.
 

dansys3

Cadet
Joined
May 26, 2005
Messages
11
Re: power loss at full throttle

Originally posted by dansys3:<br /> 1971 johnson 55 hp<br /><br /> boat idles and runs fine at half throttle, when pushed to full or near full throttle it loses power and eventually craps out. it will restart like nothing wrong happened. I'm guessing the fuel pump, any ideas are definately apprciated.
OK, I changed all the fuel hoses, engine is not getting hot, changed lower unit oil to type "C", I'm still not getting any RPM's. Al suggestions are welcome.
 
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