The Google and Perplexity rival will be available as a prototype in limited release, with plans to eventually build it into ChatGPT. The Google and Perplexity rival will be available as a prototype in ...

Hong Kong investigators have identified an improperly-installed bypass valve port as the cause of a fuel leak that led to an engine fire on a UPS Boeing 747-8 Freighter. Releasing its final report ...

Tick. Tick. Tick. That's the sound our Ford 4.0-liter, over-head valve (OHV) engine was making in our 1991 Ford Explorer after 250,000 miles. The Ford 4.0L V-6 engines, built in Germany, are found in ...

If oil isn’t dripping from beneath your Jeep TJ’s inline-six, it’s because it’s either brand new or the rear main seal has been replaced within the last 40,000 miles. That’s just a fact of four-liter ...

“A properly configured valve and valve seat angle can significantly improve air flow and enhance mixture quality at the same time,” stresses Urrutia. Steady-state airflow past an open valve (on a flow ...

All block machine work is done on Fox Lake’s state-of-the-art equipment by Robart himself, while trusted right-hand man Jim Tomassetti completes the short-block assemblies. Robart says keeping the ...