flat tappet cams

Camshafts and lifters are available in two basic formats—roller and flat tappet. And then within those two formats, they can either be of the mechanical (solid), or hydraulic variety. Fair […]

“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 […]