1956 OS MAX-1 15 and 1958 OS MAX-11 15 model glow engine's 2.5cc

The OS MAX-1 15 from 1956 has two of the small missing fins from the top of the cast ali cylinder head and compression feels average, probably needs a good run.

The OS MAX-11 15 from 1958 is in superb condition and has excellent compression.

Both these engine's are over 65 year's okdxandxare vintage, perfect for a display if rarer OS engine's from Japan, it was the OS MAX-1 15 engine that won the 1956 World Championships for Power free flight!

Please study the picture's as they form part of the engine's description and condition.

Postage by Royal Mail tracked delivery in the UK and ebay shipping program for rest of the world.