Franklin O-500

The Franklin O-500 (company designation 6AL-500 and 6A8-215) was an American air-cooled aircraft engine that first ran in the mid-1940s. The engine was of six-cylinder, horizontally-opposed layout and displaced 500 cuin. The power output was 215 hp.

Variants

 * 6AL-500:(alternative designation) 215 hp at 2,500 rpm, with crankcase/prop-shaft extension for pusher installation.
 * 6A8-215-B8F:215 hp at 2,500 rpm, with crankcase/prop-shaft extension for pusher installation.
 * 6A8-215-B9F:same as B8F but with different ignition components.

Applications

 * Convair 106 Skycoach
 * Piaggio P.136
 * Republic RC-3 Seabee
 * Waco Aristocraft