Kit includes front and rear pulley, 3-3/8″ belt, nine aramid friction plates and 11 steel clutch plates; use up to nine springs for varying pressure to accommodate any motor size. Includes oil filter mount between the pulleys. Polished outboard bearing support; outboard support is reversible and the back side is channeled for another distinct look, but only the flat side is polished. Replacement components available separately. Made in the U.S.A.. Systems are not designed for use with floorboards..