How the Detroit Diesel 2-stroke engine got its 'Screaming Jimmy' nickname

Detroit Diesel has produced many classic engines, but the "Screaming Jimmy" two-stroke is likely the one with the most ...
GM Authority

Patent Filing Shows GM May Be Working On Two-Stroke Engine

GM has filed a patent application for a two-stroke engine valve system. The patent application is tagged with patent number US 2025/0354528 A1 and was filed with the United States Patent and Trademark ...
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Why Detroit Diesel’s 2-stroke earned the Screaming Jimmy name

Detroit Diesel’s two-stroke engines earned their “Screaming Jimmy” nickname the hard way, with a piercing exhaust note and relentless mechanical clatter that turned work sites, logging roads, and ...
Autoblog

GM Is Working on a Modern Two-Stroke Engine That Could Make a Comeback

It looks like GM is working on modernising two-stroke engines by tackling their emissions problem. This could open a whole new chapter for internal combustion. It’s been a while since two-stroke ...