Videos & Galleries

Video 101: An Introduction to Camshaft Profiles and Flat vs. Roller Tappets

“Roller lifters maintain better contact with cam lobes, allowing cam designers to create profiles with more midrange and top-end power than a flat-tappet cam with the same duration,” says two-time NHRA Pro Stock champ Jason Line.

In this short tech tip video from Summit Racing and Powerblock TV, Line will give you a quick refresher course on flat vs. roller tappets, why roller tappets provide a performance advantage, and why they give camshaft profile designers more power-band flexibility.

Watch the video now:

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