-what is the best big bore kit that gives most power but still keeps quad reliable?

-What else do you have to buy besides the big bore kit for it to work right?

-do you have to get heavyduty clutch springs b/c of more power, do you need to change anything??

NEED HELP PLEASE!!

 

HERE andHERE

kc

 

Just drop a 350X motor in it and have fun........ then you can jack it as far as you want afterwards.....I've brought them up over 50 hp. without even stroking them and could still go farther.