Chevy

Chevrolet - 262, 267, 283, 302, 305, 307, 327, 350 & 400
Performance level 4 - Hi-Draulic Hauler - Rough idle. Explosive mid-range torque.
INT/EXH - Dur @ .050” Lift: 232°/242° RR: 1.5/1.5 Gross Lift: .500”/.518” LSA: 108° RPM: 2500 to 6400 Redline: 6500 Learn More

Chevrolet - 262, 267, 283, 302, 305, 307, 327, 350 & 400
Performance level - Hi-Draulic Hauler - Rough idle and mid-range acceleration.
INT/EXH - Dur @ .050” Lift: 240°/248° RR: 1.5/1.5 Gross Lift: .492”/.510” LSA: 108° RPM: 2750 to 6500 Redline: 6500 Learn More

Chevrolet - 262, 267, 283, 302, 305, 307, 327, 350 & 400
Performance level - Hi-Draulic Hauler - Extremely rough idle. Top-end power only.
INT/EXH - Dur @ .050” Lift: 250°/256° RR: 1.5/1.5 Gross Lift: .537”/.537” LSA: 105° RPM: 3500 to 6500 Redline: 6500 Learn More

Chevrolet - 262, 267, 283, 302, 305, 307, 327, 350 & 400
Performance level - Hi-Draulic Hauler - Rough idle. Brutal mid to top end torque and horsepower.
INT/EXH - Dur @ .050” Lift: 248°/256° RR: 1.5/1.5 Gross Lift: .507”/.527” LSA: 106° RPM: 3000 to 6500 Redline: 6500 Learn More

Chevrolet - 262, 267, 283, 302, 305, 307, 327, 350 & 400
Performance level - Hi-Draulic Hauler - Extremely rough idle. Top-end power only.
INT/EXH - Dur @ .050” Lift: 250°/256° RR: 1.5/1.5 Gross Lift: .537”/.537” LSA: 105° RPM: 3500 to 6500 Redline: 6500 Learn More

Chevrolet - 262, 267, 283, 302, 305, 307, 327, 350 & 400
Performance level - MarineINT/EXH - Dur @ .050” Lift: 202°/210° RR: 1.5/1.5 Gross Lift: .425”/.441” LSA: 112° RPM: 1700 to 5100 Redline: 5600 Learn More

Chevrolet - 262, 267, 283, 302, 305, 307, 327, 350 & 400
Performance level - MarineINT/EXH - Dur @ .050” Lift: 202°/210° RR: 1.5/1.5 Gross Lift: .425”/.441” LSA: 112° RPM: 1700 to 5100 Redline: 5600 Learn More

Chevrolet - 262, 267, 283, 302, 305, 307, 327, 350 & 400
Performance level - MarineINT/EXH - Dur @ .050” Lift: 214°/222° RR: 1.5/1.5 Gross Lift: .456”/.470” LSA: 112° RPM: 1900 to 5600 Redline: 6100 Learn More

Chevrolet - 262, 267, 283, 302, 305, 307, 327, 350 & 400
Performance level - MarineINT/EXH - Dur @ .050” Lift: 226°/234° RR: 1.5/1.5 Gross Lift: .480”/.495” LSA: 113° RPM: 2300 to 5800 Redline: 6300 Learn More

Chevrolet - 262, 267, 283, 302, 305, 307, 327, 350 & 400
Performance level - MarineINT/EXH - Dur @ .050” Lift: 214°/222° RR: 1.5/1.5 Gross Lift: .456”/.470” LSA: 112° RPM: 1900 to 5600 Redline: 6100 Learn More