Box stock motor surging

Hooper46

Member
I am running a box stock ducar motor... Ive got everytging on it set up but when I open full throttle its surging at about 5600 RPM... Is there any tricks someone can share with me to make it quit surging? Help would be much appreciated. Thanks
 

Hooper46

Member
No stock fuel tank and yea its surging while on stand with no load... Yes it has a governor on it but were brand new at this and just trying to get some ideas
 
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