79 35hp surging problem

juggin4cats

Cadet
Joined
Mar 24, 2010
Messages
10
At lower or mid range speeds I get a surge that you can feel and hear. It is more noticeable at lower rpms. I have rebuilt the carb, new fuel pump, lines etc. and I still have the surge that I cant get rid of. When I open it up the surge seems to go away. Thanks for any help.
 
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