Thanks for you help, i think I am a member of the "john deere snowmobile fanatics", ill have to check it out, thanks!

Hello, I am looking for pistons for a KEC-340 out of a 72 400. My first question: 1. Is there really a deference between the L.H and R.H piston? It seems that the John Deere parts catalog only lists one part number for them both? :think: 2. Where can I find the L.H piston? I have found a supplier th...