i dont want to say to much just now, shops / people always get slagged if it goes wrong, i think its great they are even trying!!!!!
Anyway, if he gets it running the barrels i understand are from a popular 125 that (im not techy) have been machined to fit and bored out!!!! overall size looks big inside and out, they do have power valves so!!!!
The only reason i liked this project is the thought of have a big v twin 2 stroke!!!! feck power, if she runs and kick out reliable 75hp thats cool!!!