Diagnosing fuel delivery problems has become far easier for DIY mechanics and professionals thanks to compact diagnostic tools designed for modern engines. A quality fuel injector tester is essential ...

When electronic fuel injection first appeared on performance cars, it represented a major shift in the comfort zone of many hot rodders. Turning screws, replacing jets, and setting float levels were ...

When It comes to carbs versus computers, this ain't exactly my first rodeo. Almost since the inception of the fuelinjected 5.0L Mustang, the carbureted contingent has taken exception to the fancy new ...

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 ...

It's test 'n' tune day, 1962. You peer down eight slurping velocity stacks, their flared mouths carefully tuned to staggered altitudes. Spectators gape in awe at your wizardry with such hardware as ...