When you were first learning how to ride a bike as a kid, the bike you were learning on probably didn't have any special bells or whistles on it, aside from perhaps a literal bell on the handlebars.

There is no complex science behind what straight-cut gears are. It's exactly as it sounds, gears with teeth that run straight out from the center of the wheel, rather than slanting in a spiral. The ...

Learn how bronze distributor gears work and why they are important in performance engines as Ed Smith explains their benefits ...