Last month's "How It Works" story gave you the basics of the four-stroke cycle, describing the motion of the intake and exhaust valves in relation to the piston moving up and down in the cylinder.

The camshaft position sensor gathers information about the vehicle’s camshaft speed and sends it to the vehicle’s engine control module (ECM). The camshaft position sensor gathers information about ...

We’ve offered serious cam discussions in the past; however, this month’s How It Works takes it to a whole new level. Cam tech is indeed a complex science, but the typical hot-button itemslike how ...