Guiberson A-1020

The Guiberson A-1020 is a four-stroke diesel radial engine developed for use in aircraft and tanks.

Design and development
Development of the Guiberson diesel engine started in the 1930s with the A-918 and A-980 which was first flown in 1931. It is a single-row direct drive nine-cylinder four-cycle engine.

Operational history
Production A-1020s and T-1020s were designed and sold by Guiberson and produced by Buda Engine Co.

Variants

 * Guiberson A-918:Rated at 185 hp - one of the initial development models for use on aircraft.
 * Guiberson A-980:Rated at 210 hp - one of the initial development models for use on aircraft.
 * Guiberson A-1020:Rated at 310 hp - production engines for aircraft use.
 * Guiberson T-1020:Rated at 250 hp - for use in light tanks such as the M-3 Stuart

Applications

 * M3 Stuart light tank - T-1020
 * Stinson Reliant - A-1020
 * Waco 10 - A-980

Surviving engines

 * There is a T-1020 on display at the New England Air Museum, Bradley International Airport, Windsor Locks, CT.