Comp Cams 11-470-8 BBC Magnum Retro-Fit Hydraulic Roller Camshaft 314HR

This Comp Cams 11-470-8 BBC Magnum Retro-Fit Hydraulic Roller Camshaft fits the 396-454 Big Block Chevy from 1967-1996. Comp designed this cam for street/bracket racing, and it features great low-end torque and a radical idle. A 10.5:1 or higher compression ratio, 4.10 or lower gears, good intake & heads, and a 3900+ stall speed torque converter are highly recommended.

Comp Cams 11-470-8 BBC Magnum Retro-Fit Hydraulic Roller Camshaft Specs:

• For 396-454 cubic inch Big Block Chevy engines from 1967-1996
• Requires thrust button & wear plate
• Must use bronze tip fuel pump pushrod when using high pressure or high-volume pump
• Stock (O.E.) valve springs can NOT be used.
• Basic RPM Range: 3500 to 6500
• Valve Lift Intake: .612
• Valve Lift Exhaust: .612
• Advertised Intake Duration: 314
  
• Advertised Exhaust Duration: 314
  
• Intake Duration at .050”: 252
• Exhaust Duration at .050”: 252
• Lobe Separation: 110
• Firing Order: 1-8-4-3-6-5-7-2
• Made in the USA

Notes: The 1965-66 396 has an oiling groove in the rear journal. This cam does not, so if you require the oiling groove, please contact us for a special order.

Comp Cams designed this Retro-Fit Hydraulic Roller camshaft for high performance on the street and drag strip.

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