I have an 88 250r motor and and 85 atc 250r motor I was curious what motor I should put my esr 310 big bore the 85 has a boysen rad valve hotrods short and the 88 has oem long rod vforce3 reed setup I know I'm going to put the 310 in my quad but I was curious if I should just swap the top end on my quad to the three wheeler or just completely swap the motors