WOW Dennis
"This arrived here in a sad state" most definitely qualifies as some rather serious understatement!
Your listing of useless information is informative and appreciated, as that is just the info that we like to judge the power capacity and merits of most stand alone engines like this.
A whole 'nother WOW, for essentially "hand carving" that fine curved spoke flywheel "by eye" in an artisan/craftsman fashion .... impressive to say the least!!!