wasting

I want a centrifugal clutch that isnt to fat that is somewhat tuneable for rpm engagement. My clone motor is in the 18+hp with typical 3/4 shaft. I tried searching the various sections with no luck, so I figured I would ask before wasting money on something that is poop. what works for a...

MINI BIKE ARE CRAP NOW GO GET A 4 WHEEL OR DIRTBIKE WITH THE MONEY THESE PEOPLE PUT INTO ALL OF THESE GET YOUR FAT@$$ OFF THE COMPUTER AND GET A DIRTBIKE AND GO AND RIDE IN THE DESERT AND GO 80MPH NOT BUY MINI BIKES WITH NO SUSPENION THAT ARE GONNA BREAK. BY MINI BIKES I JUST GAVE ALL OF MINE...