Re: Diesel aircraft engines

From: (John Liebson)
Organization: ISFSI
Date:         04 Aug 96 16:44:54 
References:   1 2
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  or MIME structure (Louis A. Ramsay ) wrote:

>     When I had Aircraft Engine shop in High School (1948-1950), we had
>a set of drawings of a radial diesel aircraft engine.  Can't remember
>for certain, but I think the engine had been designed, and possibly
>built, by Packard.

The Packard DR-980 was, indeed, a radial diesel, certificated in 1930
at 225 hp at 1,950 rpm, weighing 510 lb. The vibration and smell,
however, proved to be unfixable. The engine set an unrefueled duration
record of 84 hours 32 minutes, in a Bellanca, May 1931.