Ford - 351W (5.8 L), 302 (5.0L), 302 SVO & 351 SVO Performance level - Supercharger - Designed for B&M/Roots type supercharged street/strip and marine applications. Emphasis on mid to top end. INT/EXH - Dur @ .050” Lift: 226°/226° RR: 1.6/1.6 Gross Lift: .467”/.467” LSA: 114° RPM: 2400 to 6500 Redline: 6500 Learn More