Hey you guys might enjoy reading this. My DAD is a very sick sick man! He is goin to make the sickest three wheeler in the WORLD! He is going to take the 250r engine out of my 81 Atc and he is going to put a can-am 400 engine in it. For those of you who have been in the Off road world for a while should no how fast a CAN-AM can go. Let me no what you think of this sick puppy!!