1944 Whizzer Model H on a Lincoln-badged Schwinn

Perhaps no other American-made machine gave as many young folks their first taste of powered two-wheeling as did the Whizzer.

By Greg Williams
Published on December 12, 2021
article image
by Kurtis Kristianson
A Whizzer engine kit provided economical personal transportation.

Whizzer Model H

Engine: 138cc single-cylinder, 4-stroke, air-cooled, 57.15mm x 53.98mm bore and stroke, 6.32:1 compression ratio, 2.5hp @ 3,700rpm
Top speed: 40mph (est.)
Carburetion: 9/16in bore Tillotson ML5B
Transmission: Twin V-belt, slip pulley clutch
Electrics: High tension magneto/no generator or battery

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