Hydraulic Flat Tappet

Chevrolet - 262, 267, 283, 302, 305, 307, 327, 350 & 400
Performance level 3-4 - High Performance Compu-Pro - Intended for the performance oriented hot street application. These cams offer an extended rpm range with emphasis on upper bottom to top end power (strong mid-range). Performance gears, headers, dual exhaust, larger than stock cfm carburetor, performance manifold and increased compression (9.5:1 to 10.5:1) are required. Works well with automatic transmission if matched with proper ring and pinion gears and/or high stall converter.
INT/EXH - Dur @ .050” Lift: 220°/226° RR: 1.5/1.5 Gross Lift: .462”/.470” LSA: 112° RPM: to 6200 Redline: 6500 Learn More

Chevrolet - 262, 267, 283, 302, 305, 307, 327, 350 & 400
Performance level 3-4 - High Performance Compu-Pro - Intended for the performance oriented hot street application. These cams offer an extended rpm range with emphasis on upper bottom to top end power (strong mid-range). Performance gears, headers, dual exhaust, larger than stock cfm carburetor, performance manifold and increased compression (9.5:1 to 10.5:1) are required. Works well with automatic transmission if matched with proper ring and pinion gears and/or high stall converter.
INT/EXH - Dur @ .050” Lift: 225°/230° RR: 1.5/1.5 Gross Lift: .454”/.463” LSA: 112° RPM: to 6200 Redline: 6500 Learn More

Chevrolet - 262, 267, 283, 302, 305, 307, 327, 350 & 400
Performance level 3-4 - High Performance Compu-Pro - Intended for the performance oriented hot street application. These cams offer an extended rpm range with emphasis on upper bottom to top end power (strong mid-range). Performance gears, headers, dual exhaust, larger than stock cfm carburetor, performance manifold and increased compression (9.5:1 to 10.5:1) are required. Works well with automatic transmission if matched with proper ring and pinion gears and/or high stall converter.
INT/EXH - Dur @ .050” Lift: 225°/230° RR: 1.5/1.5 Gross Lift: .454”/.463” LSA: 112° RPM: to 6200 Redline: 6500 Learn More

Chevrolet - 262, 267, 283, 302, 305, 307, 327, 350 & 400
Performance level 4 - Ultra-Performance Compu-Pro - The following grinds are best suited for dual purpose hot street/drag strip situations. These cams exhibit strong mid-range and top end torque and horsepower. Headers, dual exhaust, larger cfm carburetor, performance ignition and 11:1 compression are a must. Cylinder head modifications would be beneficial. Use with standard transmission or automatic with high stall converter. Low gearing a must.
INT/EXH - Dur @ .050” Lift: 234°/246° RR: 1.5/1.5 Gross Lift: .497”/.504” LSA: 112° RPM: to 6200 Redline: 6500 Learn More

Chevrolet - 262, 267, 283, 302, 305, 307, 327, 350 & 400
Performance level 4 - Ultra-Performance Compu-Pro - The following grinds are best suited for dual purpose hot street/drag strip situations. These cams exhibit strong mid-range and top end torque and horsepower. Headers, dual exhaust, larger cfm carburetor, performance ignition and 11:1 compression are a must. Cylinder head modifications would be beneficial. Use with standard transmission or automatic with high stall converter. Low gearing a must.
INT/EXH - Dur @ .050” Lift: 244°/252° RR: 1.5/1.5 Gross Lift: .507”/.524” LSA: 112° RPM: to 6200 Redline: 6500 Learn More

Chevrolet - 262, 267, 283, 302, 305, 307, 327, 350 & 400
Performance level 5 - Stock Lift Rule - Heavy car, 1⁄4 mile track, low end
INT/EXH - Dur @ .050” Lift: 218°/224° RR: 1.5/1.5 Gross Lift: .390”/.408” LSA: 108° RPM: 2750 to 6000 Redline: 6500 Learn More

Chevrolet - 262, 267, 283, 302, 305, 307, 327, 350 & 400
Performance level 5 - Stock Lift Rule - Lighter car, 3⁄8 mile track, low end
INT/EXH - Dur @ .050” Lift: 228°/236° RR: 1.5/1.5 Gross Lift: .390”/.410” LSA: 106° RPM: 3000 to 6000 Redline: 6500 Learn More

Chevrolet - 262, 267, 283, 302, 305, 307, 327, 350 & 400
Performance level 5 - Stock Lift Rule - Lighter car, 3⁄8 mile track, low end
INT/EXH - Dur @ .050” Lift: 228°/236° RR: 1.5/1.5 Gross Lift: .390”/.410” LSA: 106° RPM: 3000 to 6000 Redline: 6500 Learn More

Chevrolet - 262, 267, 283, 302, 305, 307, 327, 350 & 400
Performance level 5 - Stock Lift Rule - 3⁄8 mile, high bank track, mid to top
INT/EXH - Dur @ .050” Lift: 238°/242° RR: 1.5/1.5 Gross Lift: .390”/.410” LSA: 106° RPM: 3250 to 6000 Redline: 6500 Learn More

Chevrolet - 262, 267, 283, 302, 305, 307, 327, 350 & 400

Performance level 5 - Stock Lift Rule - 3⁄8 mile, high bank track, mid to top
INT/EXH - Dur @ .050” Lift: 238°/242° RR: 1.5/1.5 Gross Lift: .390”/.410” LSA: 106° RPM: 3250 to 6000 Redline: 6500

 

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