Description
This Howards Cams CL122521-15 BBC Hydraulic Flat Tappet Camshaft and Lifter Kit fits 396-502 cubic inch Mark IV Big Block Chevy engines from 1965-1996. Howards designed this cam for street/strip use, and it is excellent in performance & marine applications with a fair idle. A 9.5:1+ compression ratio, lower rear end gears and a 2000+ stall speed torque converter are highly recommended.
Howards Cams CL122521-15 BBC Hydraulic Flat Tappet Camshaft and Lifter Kit Specs:
- For Big Block Chevy 396-502 engines from 1965-1996
- Includes Camshaft 122521-15 and Lifter Set 91111
- Basic RPM Range: 1600 to 5600
- Valve Lift Intake: .504
- Valve Lift Exhaust: .504
- Intake Duration: 275
- Exhaust Duration: 289
- Intake Duration at .050”: 221
- Exhaust Duration at .050”: 235
- Lobe Separation: 115
- Intake Centerline: 111
- Firing Order: 1-8-4-3-6-5-7-2
- Made in the USA
Notes: Stock (O.E.) valve springs can NOT be used.
Howards Cams designed this Flat Tappet Hydraulic camshaft for high performance on the street and on the drag strip.
Howards Hydraulic Cams – From mild to wild, they are the ultimate in performance!
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