Comp Cams 11-220-4 BBC Magnum Mechanical Flat Tappet Camshaft 306S

This Comp Cams 11-220-4 BBC 306S Magnum Mechanical Flat Tappet Camshaft fits 396-454 cubic inch Mark IV Big Block Chevy engines from 1967-1996. Comp designed this cam for pro street/bracket racing, and it features strong mid-range torque & horsepower and has a radical idle. A 11.0:1+ compression ratio, 4.10 or lower gears and a 3400+ stall speed torque converter are highly recommended.

Comp Cams 11-220-4 BBC 306S Magnum Mechanical Flat Tappet Camshaft Specs:

• For Big Block Chevy 396-454 engines from 1967-1996
• Basic RPM Range: 3000 to 7000
• Valve Lift Intake: .629
• Valve Lift Exhaust: .629
• Intake Duration: 306
• Exhaust Duration: 306
• Intake Duration at .050”: 260
• Exhaust Duration at .050”: 260
• Lobe Separation: 110
• Intake Centerline: 106
• Firing Order: 1-8-4-3-6-5-7-2
• Made in the USA

Note: Stock (O.E.) valve springs can NOT be used

Comp Cams designed their Mechanical Flat Tappet camshafts for high performance on the street and drag strip.

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