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 ...

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 ...

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 ...

Diesel engines rely on different types of fuel injection. Mechanical was used early on, but common rail became more popular ...

[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 ...

This is not a shootout. It's not called a shootout, it wasn't conducted like a shootout, and there is no winner. What we've done is put four Chevy multipoint injection (MPI) manifolds through a dyno ...

DAYTONA BEACH, Fla. (Oct. 20, 2011) — For the second time this week, NASCAR Sprint Cup Series teams tested Electronic Fuel Injection on track, as 10 cars whirled around the 2.66-mile high banks of ...

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 ...

There are many things that can degrade your vehicle's performance over time, from a dirty air filter and low tire pressure, to fouled spark plugs and worn out plug wires. However, nothing will rob ...

Eleven Sprint Cup Series teams on Monday at Charlotte Motor Speedway participated in the third of five NASCAR-controlled electronic-fuel-injection tests. Several teams tested EFI at Kentucky Speedway ...

From the time the Environmental Protection Agency proposed that ultra-low sulfur diesel (ULSD) be run in all on-highway diesel vehicles to when it was fully implemented in late 2006, there has been ...

Ten teams from eight owner groups participated in another NASCAR electronic-fuel-injection test on Thursday, this one at Talladega Superspeedway. It was the second such test this week--11 teams tested ...