Pro-Street

Chevrolet - 366, 396, 402, 427, 454, 502 & Rodeck
Performance level 3 - Pro-Street - High torque mid-range and top end grind.
INT/EXH - Dur @ .050” Lift: 238°/242° RR: 1.7/1.7 Gross Lift: .510”/.515” LSA: 114° RPM: 2000 to 6000 Redline: 6400 Learn More

Chevrolet - 366, 396, 402, 427, 454, 502 & Rodeck
Performance level 3 - Pro-Street - High torque mid-range and top end grind.
INT/EXH - Dur @ .050” Lift: 244°/246° RR: 1.7/1.7 Gross Lift: .517”/.532” LSA: 114° RPM: 2000 to 6500 Redline: 7000 Learn More

Chevrolet - 366, 396, 402, 427, 454, 502 & Rodeck
Performance level 4 - Pro-Street - High revving, super mid to top end power.
INT/EXH - Dur @ .050” Lift: 246°/254° RR: 1.7/1.7 Gross Lift: .530”/.558” LSA: 114° RPM: 3000 to 7000 Redline: 7500 Learn More

Chevrolet - 366, 396, 402, 427, 454, 502 & Rodeck
Performance level 4 - Pro-Street - High revving, super mid to top end power.
INT/EXH - Dur @ .050” Lift: 252°/258° RR: 1.7/1.7 Gross Lift: .554”/.571” LSA: 114° RPM: 3000 to 7500 Redline: 7750 Learn More