Sometimes gaining knowledge about "why" or "how" certain engine modifications work can lead to a clearer understanding about related changes that can also be helpful. For example, I benefitted a ...

The committee has looked at a number of potential engine modifications as well as concepts for re-engining of current aircraft. In general, at 2006 fuel prices, it was difficult to recommend any ...

You've probably heard about the three "stages" of tuning, but what do they mean? And is there any standard definition for ...

Two federal agencies in June announced criminal charges against five parties, alleging they installed devices to disable emissions control systems — a violation of the Clean Air Act, among other ...

When starting a project vehicle, there are several considerations to take into account, such as the complexity of the build, costs, and parts availability. Unless you happen to have several thousand ...

Carburettors versus electronic fuel injection (EFI); automotive fans above a certain age will be well versed in the differences. While early EFI systems had their failings, the technology brought with ...

While the car world is obsessed with everything boosted these days, many still yearn for the smooth power delivery and sonorous tone of a naturally aspirated engine. Of course, everyone still wants to ...

When it comes to engine performance, especially a turbocharged one, there are no better modifications than ones that improve the breathing capacity of the motor. Walker Morgan of Morgan Performance ...