Join us as we tackle a challenging smoke problem with a custom-built 2-stroke engine. In this video, we carefully prepare the correct fuel mixture and try various adjustments to resolve the persistent ...

One of the most significant contributions in the history of propulsion technology came from a 19th-century engineer named Rudolf Diesel. While his idea was patented in the 1890s, it wouldn't be until ...

Two-stroke motorcycle exhaust pipes have a distinctive shape with an expansion chamber, which is crucial for their operation.

When I went to school for engine repair in the 1980s, we studied the differences between two- and four-stroke engine cycles extensively. If you're not familiar with engine strokes, understanding the ...

When it comes to modifying a classic air-cooled Volkswagen Beetle, most purists will upgrade to a slightly larger flat-four ...

MAN Energy Solutions reports that its MAN B&W dual-fuel ME-GI engine has had a strong start to the year, confirming its status as the default, dual-fuel methane-fuelled engine. Since its market debut ...

Any oddball engine is clickbait crack for mechanical nerds, and the most compelling ones purport to introduce an entirely new combustion concept. "Not a four-stroke, not a two-stroke, a revolutionary ...

Porsche patented a 6-stroke engine Outside of early Saabs, most gas-powered car engines are a 4-stroke Porsche's 6-stroke patent seems to indicate it could eke more power out of an engine Unless you ...

On 3 October 2026, Wellmutsweiler on Lake Constance will once again become the meeting place for the Simson and motorsport ...

I can never resist a good oddball engine, and this one’s pedigree is impressive. See if you can bend your mind around it. Most of you reading this probably have at least a basic understanding of how ...

It's been a long time since the automotive world has bothered with the mixing of oil and gas of the two-stroke combustion cycle — but soon, it may come time to rid ourselves of four-stroke engines, if ...