i have a fully drag ported stock clyinder moter. its a 69mm bore wid a 4 mill stroker crank( appprox 435cc), 36 mikuni carbs on alky, 1-5 override tranny. hinson straight cut clutch basket barnnette clutches, v-force reeds and power pro out of frame drag pipes. and no i dont do a big burn out i just turn the tires over bout 4-5 times and thats all i need, drag strip or highway.