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 ...

[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 ...

Carburetor vs Fuel Injection: Which are better, carbs or computers? Obviously, the Big Three have long since made the switch to electronic fuel injection to improve fuel economy, driveability, and ...

Fuel injectors can get gummed up with dirt and fuel residue over time. Photo credit: David Traver Adolphus / Autoguide.com. Over time and miles, your car might start to slow down. It might not ...

It’s rare that we get to see the inner workings of a high-revving engine as it reaches full tick. Most internal combustion motors in regular production cars don’t dare rev past 8,000 RPM, with many ...

This weekend’s NASCAR Sprint Cup Race at the Kentucky Speedway is significant for two reasons: first, it marks the debut Sprint Cup Series race at the Kentucky track, but it also marks the first test ...

NASCAR told Sprint Cup teams Saturday that they can use fuel injection at NASCAR-sanctioned tests this season. The Cup series will switch from carburetors, used since the series’ inception in 1949, to ...