I just received 15 Enya venturi inserts from Jim Lee. These parts look GOOD! Jim has drawings and can make inserts for the Sand cast Typhoon 29, the 29 II Model 5002, the 35/36 Model 5001, the small bore and large bore inserts for the 35 II/45 Model 6001, and the Typhoon 60/63 Sand cast engines.  

Pat
Edit, some old fool forgot the picture.