I'm looking for a centrifigal clutch for a old school 80's Curtis/Martin 340cc twin snowmobile motor...it has to fit a 1" straight shaft (Not tapered) & use a 1" belt...clutch is made by Comet, Rupp, John Deere & possibly others...anyone have one or any info or phone nos. on where i can get one would be "Greatly" appreciated ...any more info or ???...just ask TIA FastRat