35 HP Superior gas engine

John N. Klasens

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John Hiniker, of Mankato, Minnesota, is shown on the cover with the 35 HP Superior gas engine which he recently restored. It has a 14?' bore, 20' stroke, 3,306 cubic inches displacement, and weighs approximately 6 tons mounted. John is holding a Cole model, which he built, with 1?' bore and 1?' stroke. Both 'run like a charm.'

Brian Serfass watches over his engine and his brother's grinder powered by a l? HP Hercules.