Ok here are my mods....Bored to 66 mm full race port,timing plate + 4 36 mm carbs, alba carb spacers, V Force 3 reeds, Ture and welded crank, Chariont head with 19 cc domes. and T5's I have been running and turning street bikes with nos for years Easy, just was not sure about 2 strokes..the kit is a dry system i drilled it into my carbs to put the nozele upped the jets from 310 to 340 going to go for a ride right now down the street and spray it let you know what happens in about 10 min..hope i am not pusheing it back lol wish me luck and my timing is set at -3 right now