Ronald Valentine Engines
The finest miniature engines in the world
Ruppart Opposed Twin
Ruppert Opposed Twin 7.5cc Diesel Engine
Technical Data:
Bore 17.0 mm
Stroke 16.7 mm
Rpm 12,000 rpm
Power 0.8 Hp
Total combustion 7.5 cc
Weight 460 g
Intake rear drum
Mr. Ruppert was the designer of these engines. Webra Manufactured them under license for about one year. The engine was too expensive and the Webra crank shafts weren't manufacture properly. The Ruppert's were far better. Mr Ruppert repaired many of the opposed twins manufactured by Webra in Berlin
Technical Data:
Bore 17.0 mm
Stroke 16.7 mm
Rpm 12,000 rpm
Power 0.8 Hp
Total combustion 7.5 cc
Weight 460 g
Intake rear drum
Mr. Ruppert was the designer of these engines. Webra Manufactured them under license for about one year. The engine was too expensive and the Webra crank shafts weren't manufacture properly. The Ruppert's were far better. Mr Ruppert repaired many of the opposed twins manufactured by Webra in Berlin
1956 Ruppert Opposed Twin Diesel Engine
1956 Ruppert Boxer 7.5cc
Ruppert Opposed Twin 7.5cc Mk II
