HELP motor swap 2t to 4t HELP May 4, 2011 9:52:55 GMT -5 Quote Select PostDeselect PostLink to PostBack to Top Post by speedy1125 on May 4, 2011 9:52:55 GMT -5 It will be very interesting to see if the 2 bikes that are going to be here this afternoon just like mine are factory 72cc as well.