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Mutha' Thumpr NSR 234/254 Hydraulic Roller Cams for Ford 4.6/5.4L Modular 3 Valve

was $924.95 Special Price $832.46
Mutha' Thumpr™ NSR 234/254 Hydraulic Roller Cams for Ford 4.6/5.4L Modular 3 Valve. Very rough idle, biggest cam for stock heads. Great power above 4900 RPM. Compatible with stock valve springs, benefits from converter & gears, requires cam phaser upgrade & custom tuning.
In stock
More Information
UPC 036584192350
Manufacturer COMP Cams®
Emissions Code
Engine Family Ford 4.6L and 5.4L SOHC Modular 3 Valve 8 Cylinder (2004+)
RPM Operating Range 750-6,600
Cam Type Hydraulic Roller Finger Follower
Camshaft Series Thumpr NSR (No Springs Required)
Camshaft Gear Attachment 1-Bolt
Usage Street/Strip
California Proposition 65 WARNING: Cancer and Reproductive Harm
Advertised Intake Duration 273
Advertised Exhaust Duration 306
Intake Duration at .050 Inch Lift 234
Exhaust Duration at .050 Inch Lift 254
Intake Valve Lift 0.45
Exhaust Valve Lift 0.45
Lobe Lift Intake N/A
Lobe Lift Exhaust N/A
Lobe Separation 109
Intake Centerline N/A
Valve Timing Lift N/A
Exhaust Close ATDC N/A
Intake Open BTDC N/A
Exhaust Open BBDC N/A
Intake Close ABDC N/A
Lifter Style Hydraulic Roller Finger Follower