Comp Cams 21-228-4 BBM Xtreme Energy Hi-Lift Hydraulic Flat Tappet Camshaft XE285HL

This Comp Cams 21-228-4 BBM XE285HL Xtreme Energy Hi-Lift Hydraulic Flat Tappet Camshaft fits the 383-440 Big Block Chrysler from 1959-1980. Comp designed this cam for hot street/strip use, and it features strong mid-range with a rough idle. A 10.0:1 or higher compression ratio, headers, lower gears and a 2900+ stall speed torque converter are highly recommended.

Comp Cams 21-228-4 BBM XE285HL Xtreme Energy Hi-Lift Hydraulic Flat Tappet Camshaft Specs:

• For 383-440 cubic inch Big Block Chrysler engines from 1959-1980
• Stock (O.E.) valve springs can NOT be used.
• Single Bolt
• Basic RPM Range: 2500 to 6200
• Valve Lift Intake: .545
• Valve Lift Exhaust: .545
• Advertised Intake Duration: 285
• Advertised Exhaust Duration: 297
• Intake Duration at .050”: 241
• Exhaust Duration at .050”: 247
• Lobe Separation: 110
• Firing Order: 1-8-4-3-6-5-7-2
• Made in the USA

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

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