VMP Performance - VMP-249PW90

Supercharger Pulley

VMP 2.49 Roush M90 Press Fit Pulley and 90MM idler Package for 08-10.

For late 2008/2009 Roush changed the type of pulley on their Stage 3 cars and M90 Roushcharger blowers, VMP now offers a pulley that fits! The old pulley was a keyed type held on by a bolt, these blowers can be identified by their straight ribs on the top. Thew new blowers use a press fit pulley with no bolt and a plastic plugs in the front, these blowers have curved fins on top. The new style pulley requires a special tool to remove and install the pulley.

• NEW 2.49" design! approximately 1/2-3/4lb more boost than other pulleys.
• Includes larger 90MM replacement idler to improve belt wrap and take up slack, allowing for use of stock belt.
• Roushcharged M90 Blower Pulley for 2008+ Mustang 4.6L 3V with Roush Blower.
• Adds even more boost than the aftermarket pulleys from Roush Performance.
• Tuning recommended when swapping from a stock pulley. Most tunes will adjust if swapping from a 2.55 or 2.57 pulley.
• One piece steel design powdercoated so it will not rust. Will not come off like some aluminum pulleys.
• Tuning and complete packages available