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-1020's and T-1020's were designed and sold by Guiberson and produced by Buda Engine Co.

Variants

 * Guiberson A-980:210hp - the initial development model for use on aircraft.
 * Guiberson A-1020:340hp - production engines for aircraft use.
 * Guiberson T-1020:250hp for use in light tanks such as the M5 Stuart

Applications

 * Waco 10 - A-980
 * Stinson Reliant - A-1020
 * M5 Stuart light tank - T-1020

Survivors

 * The EAA AirVenture Museum in Oshkosh, Wisconsin has a T-1020 on display.
 * There is a T-1020 on display at the New England Air Museum, Bradley International Airport, Windsor Locks, CT.
 * Mustang Airport in Galt, California has three running T-1020's on display.
 * There is a Guiberson T-1020 on display at the Western North Carolina Air Museum in Hendersonsonville, NC