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*
Mutha' Thumpr 235/249 Hydraulic Flat Cam for AMC 290-401 was $341.95 Special Price $273.56
Mutha' Thumpr 235/249 Hydraulic Flat Cam for AMC 290-401
Mutha' Thumpr 235/249 Hydraulic Flat Cam for AMC 290-401. High performance street/strip, needs 9:1 compression, 2500+ stall, intake, Gears and headers, rough idle.
More Information UPC 036584212751 Manufacturer COMP Cams Warranty 12 Months Emissions Code
Engine Family AMC 290-401 c.i. 8 Cylinder (1966-1991) RPM Operating Range 2,200-6,100 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 287 Advertised Exhaust Duration 304 Intake Duration at .050 Inch Lift 235 Exhaust Duration .050 Inch Lift 249 Intake Valve Lift 0.5 Exhaust Valve Lift 0.486 Lobe Lift Intake 0.313 Lobe Lift Exhaust 0.304 Lobe Separation 107 Intake Centerline N/A Valve Timing Lift 0.006 Exhaust Close ATDC 45 Intake Open BTDC 39 Exhaust Open BBDC 80 Intake Close ABDC 67 Make AMC/Jeep Engine 290-401 c.i. 8 Cylinder (1966-1991) Lifter Type Hydraulic Flat Tappet Usage Street Performance Package No
