what wood be the best atv to make for
motorcross

1. a 250r with a yz 400 or 426 motor in it
2. a 250r with a XR 600 or 650 motor in it
or what
thanks

 

go with the yz as it is a motorcross engine. plus it is prob. lighter

 

thanks

 

Honda is coming out with a new 450cc fourstroke engine for there mx bike. It is high tech motor like the yzf. It will be interesting to see what that motor would do in an 250r chassis. It sounds like the next ultimate project bike to me.