Unknown o.s. engine in Classic Aviation Forum Posted March 13, 2020 I have an old o.s. engine that I cannot find anywhere online. It has os on both sides of case. 7944 on side of mount and a 3 ontop of mountÂ
Unknown o.s. engine
in Classic Aviation Forum
Posted
I have an old o.s. engine that I cannot find anywhere online. It has os on both sides of case. 7944 on side of mount and a 3 ontop of mountÂ