Check with Hayes rotary In Redmond. They've got a zillion 12A' s and 13Bs.
Literally hundreds or thousands of rotary engines in parts at their shop.
Brian Trubee
Redmond, Wa

Wow I am going to have to stop in next time I am up there.
Between Atkins and Hayes they must have a world wide corner
on old rotary engine parts.

Paul Lamar
 
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