To examine the effect of torch jet direction on the combustion characteristics and engine performances, a sparkignition engine with each divided chamber having a torch nozzle of different flow ...

Something about engine spark plugs that rarely seems to get mentioned is indexing. What is it, actually? Should you index the spark plugs on your engine?

An innovative new combustion engine eliminates half the guts of a traditional engine, and uses a fascinating internally rotating piston and sleeve arrangement, making it lighter, simpler and more ...