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 ...

The pre-selector or self-changing gearbox may seem like a quaint, quirky, quixotic piece of tech, but in its heyday, it was less taxing on drivers than the non-synchro manual transmissions that were ...