Comp Cams 11-450-8 BBC Magnum Retro-Fit Hydraulic Roller Camshaft 290HR

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This Comp Cams 11-450-8 BBC Magnum Retro-Fit Hydraulic Roller Camshaft fits the 396-454 Big Block Chevy from 1967-1996. Comp designed this cam for street/strip use, and it features great low-end torque and a rough idle. A 9.5:1 or higher compression ratio, headers & aluminum intake, and a 2900+ stall speed torque converter are highly recommended. Comp Cams 11-450-8 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: 2500 to 6200 Valve Lift Intake: .578 Valve Lift Exhaust: .578 Advertised Intake Duration: 290 Advertised Exhaust Duration: 290 Intake Duration at .050”: 230 Exhaust Duration at .050”: 230 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. Comp Cams –The Absolute Leader In Valve Train Technology! Show more