COMP Cams Thumpr NSR Ford Coyote 5.0 modular 4V camshafts present big power gains, along with the distinctive Thumpr idle lope—and you don’t need to upgrade the valve springs. Ford 5.0L modular 4-valve V8 engines have become hugely popular, so how do you improve upon already great performance? With a camshaft from the COMP Cams family of Thumpr NSR camshafts! Choose the cam model (Thumpr or Mutha’ Thumpr) designed for your vehicle and engine application.
Cam Style: Hydraulic roller tappet
Basic Operating RPM Range: 1,600-7,000
Intake Duration at 050 inch Lift: 220
Exhaust Duration at 050 inch Lift: 234
Duration at 050 inch Lift: 220 int./234 exh.
Advertised Intake Duration: 260
Advertised Exhaust Duration: 299
Advertised Duration: 260 int./299 exh.
Intake Valve Lift with Factory Rocker Arm Ratio: 0.513 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio: 0.513 in.
Valve Lift with Factory Rocker Arm Ratio: 0.513 int./0.513 exh.