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 first on-track test of fuel injection in NASCAR’s Sprint Cup Series could come as early as July 7 at Kentucky Speedway, provided NASCAR finalizes specifications for system hardware and software in ...

Prestige Motorsports has established itself in the last few years as a major player when it comes to horsepower production. The engine builders in Concord, North Carolina, regularly ship engines all ...

It would seem like every single Shelby-handled car out there has a story to tell, a uniqueness that helps keep them at the top of the list of the most cherished and desirable automobiles ever made.

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 ...

Your diesel engine injector nozzles are responsible for delivering the proper amount of fuel to each cylinder bore for the load and horsepower demand. Over the course of the life of the engine, the ...

Fuel injectors rarely get the same attention as turbochargers, superchargers, or cylinder heads, but they play a far more critical role than most enthusiasts realize. Every fuel-injected engine, ...

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 ...