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 ...

[Dino] is an auto mechanic and needed a way to test out fuel injectors. Commercially available tools start well over $100 and go up from there, but he built his own for about $20. The injectors have a ...

Fiddle around with cars long enough and you’ll realize two things: first, anything beyond the simplest repairs will probably require some kind of specialized tool, and second, those tools can be ...

The Commander 950 Multi-Point fuel-injection system is a speed-density system (i.e. it does not rely on a mass air flow sensor). It's intended to convert carbureted, non-computerized, small-block ...

It’s a contentious affair that has been ongoing now in hot rodding for roughly 30 years … carburetors versus electronic fuel injection (EFI). There are ardent supporters and vociferous cynics on both ...