Description

This Comp Cams 12-420-8 SBC 270HR Magnum Retro-Fit Hydraulic Roller Camshaft fits the 262-400 Small Block Chevy from 1958-1998. Comp designed this cam for mild street performance/strip use, and it features great low-end torque and a slightly noticeable lope at idle. A 9.5:1 or higher compression ratio, aftermarket intake, headers, 3.40 – 4.10 rear gears and a 2200+ stall speed torque converter are highly recommended.

Comp Cams 12-420-8 SBC 270HR Magnum Retro-Fit Hydraulic Roller Camshaft Specs:

• For 262-400 cubic inch Small Block Chevy engines from 1958-1998
• 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: 1800 to 5000
• Valve Lift Intake: .500
• Valve Lift Exhaust: .500
• Advertised Intake Duration: 270
• Advertised Exhaust Duration: 270
• Intake Duration at .050: 215
• Exhaust Duration at .050: 215
• Lobe Separation: 110
• Firing Order: 1-8-4-3-6-5-7-2
• Made in the USA

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!