Description
This Howards Cams CL414495-12 4/7 Swap Retro-Fit Hydraulic Roller Camshaft & Lifter Kit fits the 265-455 Pontiac from 1955-1981. Howards designed this cam and lifter kit for street/strip use, and it has a fair idle in addition to great mid-range performance. A 10.0:1 or higher compression ratio, 3.73 or lower rear gears as well as a 2700+ stall speed torque converter come highly recommended.
Howards Cams CL414495-12 4/7 Swap Retro-Fit Hydraulic Roller Camshaft & Lifter Kit Specs:
- For 265-455 cubic inch Pontiac engines from 1955-1981
- Includes Camshaft 414495-12 and Lifter Set 91466
- Basic RPM Range: 2500 to 6500
- Valve Lift Intake: .560
- Valve Lift Exhaust: .565
- Intake Duration: 290
- Exhaust Duration: 296
- Intake Duration at .050”: 237
- Exhaust Duration at .050”: 243
- Lobe Separation: 112
- Intake Centerline: 108
- Firing Order: 1-8-7-3-6-5-4-2
- Quantity: Sold as a kit
- Made in the USA
Notes: Stock (O.E.) valve springs can NOT be used. Ignition firing order MUST be changed to 1-8-7-3-6-5-4-2.
Howards Cams designed this Hydraulic Roller Camshaft and Lifter Kit for the street as well as the drag strip.
Howards Cams produces high-performance cams as well as valve train components designed to boost the performance of a number of different V6 and V8 engines. Proudly built with the same passion as well as precision that has made Howards an industry leader for over 70 years.
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