One of the best aspects of a project build for automotive enthusiasts is the quest for improvements that will add to the vehicle in some way. There are several engine components to replace, add, or ...

Positive Crankcase Ventilation—three dirty words, but do they really need to be perceived that way? In general, the PCV system has two main functions: vapor relief and liquid separation. PCV systems ...

The 395-hp inline-6 combines electric supercharging with turbocharging to deliver instant throttle response and efficiency ...

Carburetors are really marvelous devices. They have to be: They are required to meter air and fuel into the intake system of an engine in exactly the right proportions, whether the engine is idling, ...

How the 13B-MSP Renesis evolved from earlier Mazda rotary designs, technical features explained, and common problems and maintenance issues discussed. The 13B-MSP Renesis rotary engine powered the ...

Hypersonic developer Hermeus has begun testing a proprietary pre-cooler engine technology that will be a critical feature of the company’s ultra-fast Quarterhorse aircraft. Pre-cooling refers to the ...