An ultra-high-performance engine, whether in a NASCAR, a Pro Stocker, or even a heavy-duty street machine, needs an incredible amount of fuel to do what it's supposed to do at high speeds.

When in-tank electric fuel pumps first arrived on the aftermarket scene they were viewed with a certain amount of skepticism. Granted, they offered several advantages—submerged in fuel the pumps ...

If you are experiencing carburetor issues where the engine seems to run richer than it should, you might want to look at the fuel pressure. Most engines are not equipped with a pressure gauge, but it ...

Your car's engine needs a very specific diet of air and fuel to do its job, and it's the fuel pressure regulator's (FPR) job to feed it the right amount. The gadget is relatively tiny and can fit in ...

The size of the intake and how it bolts on to the engine will vary between applications. Nong says the first PicoSpray model will work on single-cylinder engines with displacements from 90 to 300 cc.

In the past, trying to convert your older truck from standard carburetion to modern fuel injection was not only difficult, it was costly as well. Assuming you could install all the parts correctly, ...

THESIS The small engines in scooters and motorcycles spew more greenhouse gases than those in cars and trucks 10 times their size. Replacing the carburetors in those motors with fuel injectors–already ...