Gas Engines

The hobby of collecting antique engines, past and present.

10 HP International Harvester M Restoration

By Steven Allison

The Haircut Engine, a 10 HP International Harvester M, is rescued 60 years after being abandoned in a Tennessee gristmill.

Water Pumping Aermotor Engine

By Dave Irey

8-cycle Aermotor engine gets ready for show season with a homemade water-pumping display.


Sights and Sounds from European Antique Gas Engine Trip

By Beth Beavers

See video from Woody Sins and Wayne Grenning's antique gas engine vacation to Europe.

2-1/2 HP Ottawa

By Peter Rooke

Peter Rooke makes headway on his 2-1/2 HP Ottawa, focusing on the piston, cylinder head and connecting rod – Part 2 of 4.

Slide-Valve Basics

By Richard Backus

A look at slide-valve engines and their distinguishing features.

Euro Trip: Nuenen, Netherlands

By Woody Sins

Transatlantic gas engine tour included slide-valve engines at the Nuenen show, the Museé des Arts et Métiers and the Technikum at Deutz AG.