Rotax says the new 912iS fuel-injected 100hp (75kW) engine it plans to begin delivering for light sport aircraft (LSA) in May will have 21% better fuel efficiency than the carburetted 912S and 30-70% ...

Most new petrol cars you see today are equipped with fuel injection systems or injector motors. These have almost wholly supplanted older carburetor motors. They are more reliable, effective, and ...

Port fuel injection has some big advantages, but automakers increasingly are using gasoline direct injection instead. The ...

Fuel injection, it’s the wave of the future. Well, at least it was in the late 1970s and early 1980s. This was really the dark ages of fuel delivery in cars and trucks. Carburetors worked pretty well ...

Automobile engines have undergone tons of changes over the years, primarily to make them more efficient. For the most part though, engine changes result from a string of iterative improvements on ...

The subject of electronics in hot rodding rivals politics and religion as topics to be avoided in polite company. Mention computers to a reactionary hot rodder and he'll likely declare that silicon ...

This is the twin TBI setup attached to the top of the new cross-ram manifold. Note that fuel enters the left TBI unit first and then on to the right unit before being returned to the tank. Although ...