Originally Posted by Gluehand
I've got this set of plans of (what is said to be) a 0.3 cc Weaver...
Could anyone confirm this, or identify the design...?
No that is not a Weaver. The so-called "Weaver" was a 1 cc sideport engine designed by Ramsom and Weaver in the 1952 primarily as an engine for rail track model cars. See scans of the original article.