VMP Performance TVS Supercharged 11+ Coyote No-Grind FEAD Kit - StreetVMP No Grind FEAD Kit for TVS Supercharged '11+ Coyote (Street Version) This kit is designed to work with older VMP and Roush blower kits with the 2. 3 L or 2. 65 L supercharger. It replaces the cast Roush FEAD bracket and spider bracket that require grinding of the front cover to install. The street kit is recommended for 85 mm 3. 2" and larger pulleys. This kit includes: Billet aluminum FEAD bracket with mounting hardware Two VMP 61 SM idler pulleys