The store will not work correctly when cookies are disabled.
JavaScript seems to be disabled in your browser. For the best experience on our site, be sure to turn on Javascript in your browser.
We use cookies to provide you with the best possible user experience. By continuing to use our site, you agree to their use. To learn more, view our
Cookie Policy .
Accept
FREE Shipping on orders over $50*
Thumpr 227/241 Hydraulic Flat Cam for AMC 290-401 was $341.95 Special Price $273.56
Thumpr 227/241 Hydraulic Flat Cam for AMC 290-401
Thumpr 227/241 Hydraulic Flat Cam for AMC 290-401. High performance street, stock converter ok, best with 2000+ converter and Gears. Choppy/thumping idle.
More Information UPC 036584212744 Manufacturer COMP Cams Warranty 12 Months Emissions Code
Engine Family AMC 290-401 c.i. 8 Cylinder (1966-1991) RPM Operating Range 2,000-5,800 Cam Type Hydraulic Flat Tappet Camshaft Series Thumpr Camshaft Gear Attachment 1-Bolt Usage Street/Strip California Proposition 65 WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov Advertised Intake Duration 279 Advertised Exhaust Duration 296 Intake Duration at .050 Inch Lift 227 Exhaust Duration .050 Inch Lift 241 Intake Valve Lift 0.491 Exhaust Valve Lift 0.476 Lobe Lift Intake 0.307 Lobe Lift Exhaust 0.298 Lobe Separation 107 Intake Centerline N/A Valve Timing Lift 0.006 Exhaust Close ATDC 41 Intake Open BTDC 35 Exhaust Open BBDC 76 Intake Close ABDC 63 Make AMC/Jeep Engine 290-401 c.i. 8 Cylinder (1966-1991) Lifter Type Hydraulic Flat Tappet Usage Street Performance Package No