Most gearheads have considered at least one modification to make their cars quicker. However, don't waste your money on the ...

Holden Barina sedan's engine light comes on and the motor idles roughly. It seems to be an air leak in the intake manifold. This generation of Holden engines was prone to failure of the crankcase ...

Small, ultra-fast, primary and “afterburner” secondary combustion events promise to deliver brake thermal efficiency as high as 69 percent.

Go inside GM’s Performance and Racing Center to check out the new 1,004-hp crate engine’s revolutionary cylinder heads.

The Exhaust Gas Recirculation (EGR) system is a common emissions control component found on modern diesel and gasoline engines. Its […] ...

Cummins Valvetrain Technologies, formerly Jacobs Vehicle Systems, which was acquired by Cummins a few years ago, is at the ...

When the engine is cold, the choke valve, operated manually or automatically, closes the carburetor's air intake to maximize ... directly to the choke valve assembly. As the engine heats up ...

Transport Canada (TC) has mandated an Airbus-recommended swap of A220 bleed-air valves to address high failure rates with the original parts that have led to multiple in-service incidents.

One of his colleagues, Mahendra held the air valve at maximum pressure and directed it towards Motiram, which caused severe internal damage, including to his private parts, ultimately resulting in ...

The Beechcraft King Air aircraft, operated by Air Nunavut, had taken off from Baker Lake and was supposed to land in Rankin Inlet when the pilot noticed its landing gear wasn't working.

For the most part, they've got two valves per cylinder — one intake ... improves air flow and increases power and efficiency. A downside of DOHC engines is that they have more parts and are ...