When the auto manufacturers first introduced their newfangled multiport fuel-injection systems, many hot rodders feared that the days of performance tuning and tweaking were gone. However, nothing was ...

This overview illustration will help you place many of the different sensors used in a multipoint fuel-injection (MPFI) engine such as a 5.0L Ford or GM tuned-port-injection (TPI) 305 or 350. One ...

I’m hoping you can bring an old-timer up to speed on fuel injection. I used to be pretty good at fixing things but hadn’t even considered trying to work on this one. I’d feel better driving if I had ...

The advent and proliferation of electronic fuel injection has made the trucks we drive far more enjoyable. Cold starts and fuel mileage are just two of the things benefitting from this milestone in ...

Vehicle fuel injectors are integral to a car's engine fuel delivery system. Fuel injectors are responsible for delivering the right fuel at the right time. Gasoline and diesel-powered engines of all ...

In reality, the automakers have one major factor to thank for EFI: smog. That's because without the strict emissions rules placed on the manufacturers back in the '70s and '80s there would never have ...

Over time and miles, your car might start to slow down. It might not accelerate as quickly as it once did; the engine may not run as smoothly as you remember, or the fuel economy may dip—but ...

The Komatsu hydrostatic drive uses a high-speed and low-speed motor. When lots of torque is needed, both drives work through the crankcase; but when the machine gets up to speed, a clutch removes the ...

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 ...