O.S. Max FS 91 FS.  Four stroke Glo/Nitro Engine.
.91 cu in (16.4cc)
Absolutely the top of the O.S. range of mid size four strokes for quality and power.
The most popular and the very best and most powerful mid range four stroke available. 
This engine has had one owner and was fitted in a big Cub. It has run around five slow flying hours total time.
The condition is clean and undamaged. Free turning with good compression.
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Shipping quoted is for UK post codes.
International bidders please contact me for a shipping quote BEFORE bidding.
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