On episode 19 of Engine Masters, David Freiburger explains cam lift, duration, lobe separation angle, and installed centerline. Next, we test a low-rpm cam and a high-rpm cam in the same engine to ...

Here's how an overhead valve engine works, according to Cars.com: [T]he valves, which open and close to let the air-fuel mixture in and out of the cylinders, are above the camshaft, which is in ...

However, one outstanding constant throughout the lineage of Alfa Romeo cars both on track and on the road is the Twin-Cam engine. As one might assume based on the name, it's a dual-overhead ...