2003-2004 Mustang Cobra Smooth Idler Pulley Kit - 100mm
Reduce power robbing belt slippage and improve belt tension when upgrading the supercharger pulley on your 2003-2004 Mustang Cobra with this premium, 100mm idler pulley kit from UPR. This kit will feature quality machined billet aluminum construction and offers an industry-leading double-roller sealed bearing design for added strength, reliability, and durability. UPR produces this USA-made kit with a black hard-coat anodized finish which provides corrosion resistance and ultimately prolongs the longevity of the pulley. This pulley kit will be the perfect upgrade for anyone with an upgraded tensioner assembly with increased belt wrapping
and can be installed on your engine in less than 10 minutes in most cases!
- When an existing 90mm pulley is replaced with a larger 100mm pulley, 0.5” must be added to the required belt length. Reference our belt guide for proper belt length.
- Fits 2003-2004 Mustang Cobra
UPR Warranty - Click Here
Will work with factory and aftermarket superchargers