Go Kart Projects Honda GX 140 To Briggs & Stratton Flat Head 5 Hp

i have been working on this go kart for the past few weeks 1st off the honda motor could barley move the go kart, the govener ended up screwing up so i grabbed this briggs n stratton 5 hp flat head i had laying around. i did the basics to get it running again, fresh fuel, oil change, cleaned out the carb also. this engine moves the kart alot better.