Chain

[qtband]

I built a kart and put a 440 cc Kawasaki snowmobile engine on it. The kart has 19" tires on the back. I need to change the gear ratio from the stock snowmobile set-up. What size chain would be the best to use with this power and tires?
Thanks!

 

[Gokarts4Life-11]

#40 or 50

 

[r97]

#50