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:

More Videos...

Bristol Hercules demonstration
Another demonstration of the very same Bristol Hercules engine as seen before on this channel. This was shot at the BorĂ¥s 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!

18 Cylinder 1/4 Scale Radial Engine
construction: finished engine: 285mm diameter 300mm length ( without carburetor ) 25.4mm bore x 28.6mm stroke 260ccm displacement Compression ratio 6.8 : 1 4 Cycle - Air-cooled 2 oil pumps 2 CDI's with 2 distributors

Rotec Radial Engine R3600 150hp
Rotec Radial Engine 9 cylinder 150HP

O.S. Engines Sirius FR-7 Mounted in 1/5th Scale Zero
For detailed info on this motor, follow the link below. This 1/5th scale zero was scratch built by 2009/10 Australian National large scale champion and Model Engines LEGEND, Mark Collins.