Description

This Comp Cams 12-422-8 SBC XR270HR Xtreme Energy Retro-Fit Hydraulic Roller Camshaft fits the 262-400 Small Block Chevy from 1958-1998. Comp designed this cam for high performance applications, and it features great low-end torque and a noticeable idle. A 9.5:1 or higher compression ratio, lower rear end gears and a 2000+ stall speed torque converter are highly recommended.

Comp Cams 12-422-8 SBC XR270HR Xtreme Energy 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: 1600 to 5400
• Valve Lift Intake: .495
• Valve Lift Exhaust: .502
• Advertised Intake Duration: 270
• Advertised Exhaust Duration: 276
• Intake Duration at .050: 218
• Exhaust Duration at .050: 224
• 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!