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F3a World Championship Pensacola 1983 in USA. Canadian competitor Ivan Kristensen with his two competition ‘Citation’ aircraft. It was a design by former world champion Yoshioka. The aircraft had a wingspan of 1.68 metres and …

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Reviews

Find out more about the F3A World Championships. F3A is the name of a model airplane competition class. » read more

Clubs and Associations

All the news about associations, clubs and other interest groups that organize retro aerobatic meetings and competitions. » read more

Engine tests

Yes, today the vast majority of us fly the pattern planes powered electrically. This is not only practical, but many of the old structures unfold electrically modernized their real potential. » read more

Retro Classics

Infos about the famous airplanes of that time, which were built and flown a lot, or wich have been particularly successful. Reviews of earlier pictures and lots of information. » read more

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Articles tagged with: OPS 60 Super SPA

OPS 60 Super SPA

ops80

 
 
2-stroke engine with front carburator and rear exhaust
The perfect powerplant for your Arrow!
OPS 60 Super SPA, the long time perfect powerplant for 60 sizes aerobatic planes. With side exhaust and front carburator.

Specifications:
Displacement: 9,9 ccm
Bore: 23,85 …