a quadizlla was faster stock for stock, but when you start moded them the shee smokes it
besides the quadzilla was a big peice of shit ,the thing blew motors left and right
ever wonder why you dont see many of them around
the shee in modded form is the ultimate beast
well pretty much every company that is any body is gonna lean more towards the 4 strokes,, they would be stupid not too, thats where their money is making is gonna be
and most companies will still offer their 2 stroke products im sure