Brown Bear Motors Septa 120 Radial Engine

Demonstration at Odoorner Luchtvaartclub (NL) of the Brown Bear Motors Septa 120 7 cylinder 120cc radial engine. Propeller 29x12 5000 rpm. September 3rd 2011. For more information: http://www.brownbearmotors.nl

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Motor radial doble estrella más pequeño del mundo.Smallest radial engine double star in the world.
Motor radial artesanal doble estrella de 10 cilindros con 10 arboles de levas longitudinales calados a 36º con hélice de paso variable.Es de inyección de aire comprimido y funciona con tan sólo 0,2 kg/cm2.El diámetro de los cilindros es de 18 mm. y la carrera de los pistones es de 16 mm..Tiene 40,7 cm3 de cilindrada y probablemente sea el motor doble estrella más pequeño del mundo.Está construido por José Manuel Hermo Barreiro "Patelo" en honor a sus hijos.Tiene 398 piezas,289 tornillos y ha tardado 1810 horas en su construcción. Radial engine double star with 10 cylinders and 10 longitudinal camshafts drafts to 36º.It´s made with artisanal methods.It has variable pitch propeller,works with compressed air and with only 0,2 kg/cm2.The diameter of the cylinders is 18 mm and the stroke of the pistons is 16 mm.The displacement is 40,7 cm3.Probably it´s the smallest double star engine of the world.It´s built by José Manuel Hermo Barreiro "Patelo" and dedicates to his sons.Pieces=398,Screws=289,Hours of work=1810.





Rotec Radial Engine R3600 150hp
Rotec Radial Engine 9 cylinder 150HP www.RotecRadialEngines.com





Bristol Hercules demonstration
Another demonstration of the very same Bristol Hercules engine as seen before on this channel. This was shot at the Borås airshow in Sweden this summer to the enthusiastic crowd's delight. Sort of an abrubt ending to the clip but nevertheless the sound is even better than in the previous clips so turn it up and enjoy!





2 x 400 ccm Moki radial engine test for B25 Mitchell RC model plane
Testlauf der beiden Motoren für eine B25 Mitchell mit 6,85m Spannweite. 2 x 400ccm Moki-Sternmotor - Luftschrauben in 42x10" by "Seidel Props"




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