camshaft Archives - Engine Builder Magazine
COMP Cams Thumpr and Mutha’ Thumpr NSR Camshafts

The Thumpr NSR camshafts are a perfect choice for near stock to mildly modified engines. The Mutha’ Thumprs work best in modified naturally aspirated and supercharged engines.

COMP Thumpr camshafts
Summit Racing Big Block Chevy Hydraulic Roller Camshafts

Made in the USA from billet bearing steel and finished on Landis grinders, the cams have a 4/7 firing order.

Isky Hydraulic Flat Tappet Cam and Lifter Kits

For more power and rpm in street cars, and the necessary power and torque for the track.

Isky cams and lifters
Isky Racing Cams’ Ron Iskenderian Has Passed Away at 75

Ron Iskenderian, the son of industry icon Ed Iskendarian and the former vice president of Isky Racing Cams, has passed away at the age of 75. He was the eldest son of Ed and Alice Iskendarian.  “Ron passed away on January 28 from complications of a stroke. He will be sorely missed by all of

Summit Racing Pro Hemi Camshafts

The Pro Hemi Camshafts are precision ground in the USA from high-quality bearing steel billet cores and finished on modern Landis CNC grinders.

Summit Racing Pro SBC Turbo Camshaft

Designed to fit 1986 to 2002 factory roller cam blocks, these American-made hydraulic roller cams feature ultra-modern lobe technology compatible with modern turbochargers.

Summit Racing camshaft
Custom Camshaft Theories

If you go back to the 1900s to 1940s, the common place to start WAS the camshaft lobe. Engineers and engine designers drew one circle for the base circle, one for the nose, and then connected the two with arcs in-between. Eventually that was improved by shifting their focus to the lifter or tappet rise from the base circle.

Erson Custom Ground Camshafts

Every Erson custom ground camshaft is Cam-Pro certified, and documentation is included with the cam when it is shipped.

Jesel Camshaft Belt Drive Systems

Built with the finest materials available, our Camshaft Belt Drives feature several performance and valve train stability enhancements over traditional timing chains and gear drives. The Gates patented High Torq Drive™ reinforced belt spins dry on a steel crank pulley and a hard coated aluminum upper pulley and helps isolate crankshaft harmonics to the valve

COMP Cams HRT Camshaft for Gen III Hemi

Swap your Gen III Hemi’s factory cam for a COMP Cams HRT Camshaft and you’ll boost horsepower without beating up your valvetrain. The hydraulic roller cams have COMP’s Low Shock Technology profiles designed to maximize horsepower, improve stability at higher RPM, and are gentle on the valve springs for longer life.  The COMP Cams HRT

Piper Cams’ BMW Mini One / Cooper Camshaft

Piper Cams has been supplying camshafts to the motorsports industry and OE development companies for over 50 years.

Dream Engine Giveaway Ep. 4 – Bottom End Assembly

Now that Chris has checked all our specs, we begin to assemble the bottom end components of our small block Ford such as the rotating assembly, main and rod bearings and the camshaft. Next episode, we will be getting into our cylinder head assembly and more of the valvetrain components. Thanks to our Component PartnersWorld