Some '83-'84 L69 Z28 Camaros and HO Trans Am owners have been cursing the "computer" because their cars (as one individual, Bob Rainey, put it), "Lurch and jump like a frog" above 5000 rpm. For once, ...

High-pressure common rail fuel (HPCR) systems are standard on nearly every diesel engine today, from heavy equipment to over-the-road trucks, light-duty trucks, large generators and more. HPCR fuel ...

Fuel delivery issues can wreak havoc on engine performance and overall driveability. Commonfuel system and fuel pump problemscan include prolonged cranking during startup or sputtering, stumbling, and ...

Self-learning electronic fuel injection (EFI) systems have made converting to fuel injection far less painful. This has removed complicated EFI tuning as an excuse not to convert. But a far less ...

Renault, who claimed their second consecutive constructors' title last season just ahead of Ferrari, had problems with the cars of Giancarlo Fisichella and rookie Heikki Kovalainen in a concern for ...

Josef Newgarden, a Nashville native, was forced to retire from the Indy 500 due to fuel pressure problems. Despite starting 32nd, Newgarden climbed to 6th before the issue arose. Josef Newgarden's ...

During a flight from Lima, Peru, the author experienced fluctuating fuel pressure at high altitude, eventually leading to engine failure. The issue was traced to clogged fuel filters. After a forced ...