MotorTrend on MSN

Best of Both Worlds: Are You Ready for a Six-Stroke Car Engine?

Researchers aim to meld the best attributes of both the power-dense two-stroke and the vastly cleaner four-stroke engines.
NextBigFuture

Free-piston engine could be twice as fuel efficient as combustion engines

Sandia National Laboratory led by Sandia researcher Peter Van Blarigan that has been testing physical components of free-piston engines which could be 50% efficient. This is about twice as good as ...
https//carbuzz

Witness The Operation Of The Bizarre Opposed Piston Combustion Engine

Just like a fighter stuck on the ropes struggling to stay conscious while punches pummel his guts, engineers at today's car manufacturers are fighting tooth and nail to keep the internal combustion ...
Flying

DeltaHawk Is Developing a Package for Installing Its DHK Engines in Van’s RV-14s

DeltaHawk Engines is developing a package to install its FAA-certified DHK180 jet-A fueled piston engine in Van's RV-14 aircraft. The DHK180 engine offers improved performance, fuel efficiency, ...
JSTOR Daily

Measurement of Piston-Skirt Deformation in Engine Operation by Means of Rotating Cylinder with Gap-Sensors

This is a preview. Log in through your library . Abstract An unique measurement method was developed for measurement of the piston outer surface during the engine operation. The method was realized by ...