Comp Cams CL51-224-4 Pontiac Xtreme Energy Hydraulic Flat Tappet Camshaft and Lifter Kit

This Comp Cams CL51-224-4 Pontiac Xtreme Energy Hydraulic Flat Tappet Camshaft & Lifter Kit fits 265-455 engines from 1955-1981. Comp designed this cam for high performance street/strip use, and it features very strong mid-range power. Headers and a 2200+ stall speed torque converter are highly recommended.

Comp Cams CL51-224-4 Pontiac Xtreme Energy Hydraulic Flat Tappet Camshaft & Lifter Kit Specs:

• For 265-455 cubic inch engines from 1955-1981
• Includes Camshaft 51-224-4 and Lifter Set 852-16 (265-301 engines must use Lifter Set 864-16)
• Stock (O.E.) valve springs can NOT be used.
• Basic RPM Range: 1800 to 6000
• Valve Lift Intake: .488
• Valve Lift Exhaust: .491
• Advertised Intake Duration: 274
• Advertised Exhaust Duration: 286
• Intake Duration at .050”: 230
• Exhaust Duration at .050”: 236
• Lobe Separation: 110
• Firing Order: 1-8-4-3-6-5-7-2
• Made in the USA

Note: 265-301 cubic inch engines MUST use Lifter Set 864-16.

Comp Cams designed this Hydraulic Flat Tappet camshaft for high performance on the street as well as the drag strip.

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