This is a preview. Log in through your library . Abstract A detailed study on the gas exchange process in a six-cylinder heavy-duty turbocharged Diesel engine with an intake valve pre-lift is ...

The first production car engine with variable valve timing (VVT) came from Alfa Romeo in 1980. It was installed in the fuel-injected Alfa Romeo Spider. Before this, a few experimental systems existed, ...

A study to investigate the influence of fuel injection timing on exhaust emissions from a single-cylinder direct-injection spark-ignition (DISI) research engine was performed. Experimental results ...