About this product
This Howards Cams CL418001-09 Pontiac Hydraulic Flat Tappet Rattler Camshaft and Lifter Kit fits 265-455 cubic inch Pontiac engines from 1955-1981. Howards designed this cam for high performance street use, and it features strong low & mid-range torque and a choppy idle. A 9.0:1+ compression ratio, lower rear end gears and a 2200+ stall speed torque converter are highly recommended.
Howards Cams CL418001-09 Pontiac Hydraulic Flat Tappet Rattler Camshaft and Lifter Kit Specs:
- For Pontiac 265-455 engines from 1955-1981
- Includes Camshaft 418001-09 and Lifter Set 91411
- Basic RPM Range: 1800 to 5200
- Valve Lift Intake: .480
- Valve Lift Exhaust: .488
- Intake Duration: 281
- Exhaust Duration: 289
- Intake Duration at .050”: 227
- Exhaust Duration at .050”: 235
- Lobe Separation: 109
- Intake Centerline: 103
- 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 Flat Tappet Hydraulic Cams – From mild to wild, they are the ultimate in performance!
Description supplied by Winners Circle through its current Shopify listing. Product, performance, and health claims are the seller’s and have not been independently verified by StorkScout.
