Gas Engines

The hobby of collecting antique engines, past and present.

Coolspring Spotlight: Circa-1908 6 hp Callahan Engine

By the Gas Engine Magazine staff

This circa-1908 6 hp Callahan engine, on display at the Coolspring Power Museum, featured hit-and-miss and throttle governors.


1912 7-1/2 hp Galloway Engine

By Bill Vossler

Learning and a Galloway engine go together for a beginning engine collector.


A History of Atlas Engines

By Glenn Karch

A history of Atlas engines written by the late Glenn Karch.


Unknown Diesel Engine Information

By John Burgoyne

A reader provides information on a diesel engine that was shown in the previous issue.


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Unknown Diesel Engine

By Al Matheson

Reader Al Matheson seeks help with an unknown diesel engine he received from a friend.


Wisconsin Engines at Work

By the Gas Engine Magazine staff

Contributor David Babcock sends in a couple of photos of Wisconsin engines at work.


Oilfield Oddity: Kootz and Stroehman Perfection Pumping Power

By Bill Vossler

Wayne Spencer’s Kootz and Stroehman is an oilfield engine that proved to be an interesting challenge for this collector.


Fairbanks-Morse Diesel Engine

By the Gas Engine Magazine staff

This photo shows a 50 HP Fairbanks-Morse Type YV 2-stroke diesel on a GMC truck.