swaps watercooled pb motors 4 comet cvt

ive got a brand new polini rep motor 39cc with carby never been started .and a blata 39cc motor used but has brand new piston barrel bearings gaskets asembelled never run yet both r watercooled motors .+ any 1 intrusted in swaps 4 cvt comet 1 or evo 2 scooter 2 speed gearbox or something ove interest or cash make me an offer. msg me and well talk ive got a 46cc polini rep on mtb 8 speed fun ride would like to c more people doing this conversion to c how thay go about it