Thanks everyone, I appreciate the good info! Looks like the 10 tooth wheel has 2 inch teeth spacing. Will try to replace the whole drive shaft once I get my van out of the unheated shop (shudder). Eric, I sent you a message about the 440 motor.
-Aaron

Hello, Please excuse my ignorance as I am a snowmobile mechanic neophite. I have a 79 trailfire 340 that was gifted to me years ago, it has been a great fun machine, and i have taken it everywhere. Last year the metal track bars (cleats?) started to come off, one split one side of the track quite ba...