This diesel engine gets its 6.7-liter displacement size from a bore of 4.21 inches and a stroke length of 4.88 inches. Cummins offers two different variations of the engine: a standard output and ...

From pioneering two-stroke engines for vehicles and small aircraft in the post-war era to becoming a dominant force in the ultralight aircraft market in the 1970s, Hirth’s legacy is built on ...

As the global automotive industry shifts towards electric and sustainable cars, Porsche has announced one of the biggest revolutions of the present-day internal combustion engines, the six-stroke ...

A lengthy wind delay halted play until then. The day before, the PGA Tour assessed Dahmen with a four-stroke penalty. He had an extra 4-iron in his bag, which violated the 14-club maximum rule.

Inline four-cylinder engines are inherently unbalanced ... Provided the reciprocating masses are fairly low and the stroke not too long, they can be very smooth. But large-capacity four-cylinders ...

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While on the fourth tee, Dahmen noticed a stray 4-iron in his bag. He called an official over to confirm what he likely suspected. Dahmen was assessed a four-stroke penalty. The 36-year-old went ...