you can go Mikuni carbys.Try the local bike wreackers 20mm will work
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6 bikes.
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one with RD top end kit.14/14 carby,carbon 3 stage fiber reeds,zx1 pipe
one with 55cc chainsaw top end, PBU pipe
ZX1 Taipan. PBU pipe,banshee engine.
Polini clutch bell .
2 X Banshees SHO
1 fitted with polini clutch,black widow triple stage reeds
19mm del rep carby,,billet head,billet reed cage, 6/76 gearing,sava tyres
1 fitted with 50cc BZM blata engine ,21mm walbro and BZM gold crank ( dangerous now:o)
1 blata SQ roller only SRT Spooge Racing Team NTH Division
and mate, you need a big bore kit for the 19mm to work well, i put one on and it worked ok but the throttle response was really weird and it didnt perform that well, then i chucked a big bore kit on,reeds,reed spacer and zocchi rep pipe, it bloody goes!
__________________ -SQ blata rep (47cc big bore kit, 19mm dellorto PHVB, Blata reeds, Blata crank, Zocchi Rep Pipe, 7mm reed spacer) -911 rep (BZM 50cc 6 port top end, bzm bottom end, bzm 40cc pipe, BZM red crank, bzm gold head, BZM 18mm carb) -D1 (50cc 5 port polini rep engine, 19mm del rep carb, bzm 50cc rep pipe)