Allstar Performance 1:1 Crank Pulley Fan Spacer True Variable Speed

True Variable Speed

Our high-resolution Amber shield is available for certain models

and machined to precise aerospace tolerances

in the pits

Braided Stainless / Rubber

Allstar Performance 1:1 Crank Pulley Fan Spacer True Variable SpeedPremium 1: 1 pulley kits feature 4 3 4" diameter pulleys with 1 2" wide grooves for use with industrial grade belts. The increased belt width helps reduce belt slippage when used with high performance mechanical fans. The small diameter pulley combination provides a 30% RPM reduction when using a power steering pump with a 6" pulley. Specialty items for the Shop, Trailer and Track. The Allstar Performance brand offers thousands of hard to find,