just one shaft that's it. All that turns is the compressor wheel and turbine wheels on a shaft. The rest is all plumbing. S/C's have the belt,tensioner for it,and then the supercharger itself. More moving parts too me.
06 GMC Sierra 2500HD Dmax/ally
06 Pontiac G6 GT
05 CRF250R
FOR SALE 06 KX65 with riding gear $2700 obo
