i have a robin subaru ex21(211cc ohc 7hp) engineoff a ryobi presure washer. i am looking 4 a general carb that can be adjusted in the future. the only mods i have are custon exaust and no govener. any suggestions? and or good web sites that may help me. i am currently running a 
ull,sit,go and kill 50 feet from the end of the street (at a constant 3600-4000 rpm)ut:. it already fliped over at 35,after a few cold 1's:drinkup: and turnig the rpm runnig screw about 4 spins :doah:.PLEASE HELP
ull,sit,go and kill 50 feet from the end of the street (at a constant 3600-4000 rpm)ut:. it already fliped over at 35,after a few cold 1's:drinkup: and turnig the rpm runnig screw about 4 spins :doah:.PLEASE HELP