Originally Posted by
earlwb
Well I stand corrected. Mantua Models now produces some of the OPS engine lineup. They are a italian model manufacturer for hobby stuff. But they do have quite a few parts though.
https://www.mantuamodel.co.uk/
But the P in OPS is Picco who is the fellow behind the engine brand. The original three guys decided to part ways to do other things.
They only show one aero engine. Apparently it's made exclusively for Mantua. A 60 size control line speed engine.