{"product_id":"vmp-249-roush-m90-keyed-pulley-90mm-idler-package-2005-2008-mustang-vmp-249kw90","title":"VMP 2.49\" Roush M90 Keyed Pulley \u0026 90mm Idler Package (2005 - 2008 Mustang) VMP-249KW90","description":"\u003cp\u003e2.49\" keyed 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.\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003eRoushcharged M90 Blower Pulley for 2005-08 Mustang 4.6L 3V with Roush Blower. 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 2005-early 2008. This is the old style pulley with a keyway and held on by a bolt.\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003eAdds 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.\u003c\/p\u003e","brand":"VMP Performance","offers":[{"title":"Default Title","offer_id":43880482570333,"sku":"vmp-249kw90","price":279.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/4566\/0253\/files\/vmp-2-49-roush-m90-press-fit-pulley-90mm-idler-package-05-08-mustang-vmp249kw90-5__95922.1556192834.jpg?v=1765133347","url":"https:\/\/www.byepolr.com\/products\/vmp-249-roush-m90-keyed-pulley-90mm-idler-package-2005-2008-mustang-vmp-249kw90","provider":"ByePolr Performance","version":"1.0","type":"link"}