bud you gotta world of hurtin comin if you think your buildin a 482 for 4g's. well at least the rihgt way anyways. you will have to get a lockup clutch or youll be puttin clutces in every 15 min. youll be needin pipes,bigger carbs,straight cut geras or u wont be goin nowehere cuz that thing will shredem off like i eat french fries ya bud i dunno you gotta lot to do to ur bike if u wana run a 482 if i were you id go with the 420 it would be alot more reasonable for you right now you wouldnt have to worry about buyin all good shit so you can right it will be a lil more forgiving for you but still its pretty damn quick