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 ...

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 ...

For the casual enthusiast, the romance of lifting the hood of your project car and swapping that old-fashioned carburetor for high-tech electronic fuel injection (EFI) was often shattered by 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 ...

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 ...