One of the engines of the Air India plane that crashed last week was new, while the other was not due for servicing until ...

Before work begins on the adaptive-cycle powerplant, trials of some of these new technologies will be performed on a demonstrator engine, an adapted M88, with work beginning in late 2026 and ...

Wärtsilä has announced the results of extensive testing of its 4-stroke ammonia engine, which demonstrated a reduction in greenhouse gas (GHG) emissions by up to 90% compared to traditional ...

Wärtsilä’s 4-stroke engine-based solution for ammonia fuel now delivers higher than ever levels of efficiency and performance.. Following its introduction to the commercial marine sector in ...

Porsche has filed patents for an engine cycle with two combustion events for every six strokes (or three rotations of the crankshaft). They call it a 2 x 3-stroke. I’d humbly suggest it’s a 4 ...

We tend to overlook these small flaws as the bike packs a strong engine package and class-leading suspension. Coupled with the easy-to-use Power Tuner app and a sub-10K price, the Yamaha can’t be beat ...

The flat-twin engine continued to be used in aircraft as late as the 1930s. The Aeronca C-2, C-3, E-107, and E-113, as well as the Czech-built Praga B2 and British Bristol Cherub, all employed ...

Just for reference regarding the engine's power capabilities, the 1630 ACE 325 is capable of providing a Sea-Doo with legitimately head-spinning acceleration, going 0 to 60 mph in just 3.4 seconds.

This engine has a total of eight cylinders, each with a bore of 4 inches and a stroke of 3.48 inches. So, when we plug that into our displacement formula, it should look like this: π x (2)2 x 3. ...

Porsche's 6-stroke patent seems to indicate it could eke more power out of an engine Unless you drive an early 2-stroke Saab , your car probably has a 4-stroke engine . But Porsche wants to see if ...

Intake, compression, power, then exhaust. Every 4-stroke engine ever made – about 80% of all engines currently in existence – function on this principle – even rotary engines. But now ...

After some banter, Lacey made a $5 bet to his friend that he could get a B-17 and bring it back to the gas station. When he ...