Sold this to a gentleman in Fl 2 weeks ago, haven't heard from his since, so back on the market.
SuperTigre 3000 professionally converted to gas. 1/4 X 28 plugs with ignition built into the machined backplate. Spare head drilled and tapped for CM-6 if you want to convert it to CM-6 plugs. Recent check-up and clean bill of health by Ralph Cunningham.