Thumpr 227/241 Hydraulic Flat Cam and Lifter Kit for Pontiac 265-455

Thumpr™ 227/241 Hydraulic Flat Cam and Lifter Kit for Pontiac 265-455. High performance street, stock converter ok, best with 2000+ converter & gears, choppy/thumping idle.
SKU
CL51-600-5
$293.11
Grind Number: 279TH7
Engine Family: Pontiac 265-455 c.i. 8 Cyl. (1955-1981)
RPM Operating Range: 2,000-5,800
Cam Type: Hydraulic Flat Tappet
Lifter Style: Hydraulic Flat Tappet
Camshaft Series: Thumpr
Camshaft Gear Attachment: 1-Bolt
Usage: Street/Performance
Valve Springs Required: Yes
Camshaft Material: Cast Iron
California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
Advertised Intake Duration: 279
Advertised Exhaust Duration: 297
Intake Duration at .050 Inch Lift: 227
Exhaust Duration at .050 Inch Lift: 241
Intake Valve Lift: 0.478
Exhaust Valve Lift: 0.465
Lobe Separation: 107
Assembly Lubricant Included: Yes