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 ...

So what do you do when you've built your motor, strapped on the biggest turbo you can tolerate and basically tuned your forced-induction car to the teeth-but you still want more power? More boost ...

Back when Shelby was looking to make its little Cobras go faster, it turned to multiple carburetion in the form of a quartet of downdraft Weber carburetors. Not only did having eight individual ...