General Motors may not be building a bike engine, but this two-stroke concept has real potential for motorcycle engineering.

GM has filed a patent application for a two-stroke engine valve system, which could enhance efficiency and control compared ...

GM's Detroit Diesel division once made a two-stroke engine. A certain trait about this engine would lead to it getting the ...

It’s been a while since two-stroke engines went the way of the dinosaurs, with them being considered too inefficient, noisy, ...

GM modern two-stroke tech aims to revive lightweight, efficient combustion engines with a new patent using electronically ...

If we ran a poll on Visordown tomorrow asking if people prefer two or four-stroke engines, the ringy-dingy two-smoke would ...

Two-stroke engines were phased out by tough pollution laws and fuel economy targets, but they could be making a comeback with KTM, Honda and boutique builders. KTM and Honda have both registered ...

Editor’s Note: This article previously appeared in a different format as part of The Atlantic’s Notes section, retired in 2021. In response to the item immediately below, which kicked off this Thread, ...

Two common myths of emission control, according to John Sartain, a Miratech Crop. engineering manager, are that catalytic converters don’t work on two-stroke engines because such engines run “dirty,” ...

A California lawmaker has delayed a proposed ban on large two-stroke engines on California reservoirs from next year to 2004, but has also proposed barring the sale of the engines next year. The bill ...

Anyone who appreciates simplicity of design and efficiency of operation has to like small two-stroke-cycle engines that power construction tools such as cut-off saws, rammers and breakers. Producing ...