in april i bought 1990 atx50c.it was all original except the mf power3 exhaust.it dindnt go so fast(aboat 50kmh).then i buy new BT50 cylinder,bing18 carburator and rebuld whole engine.it has 5 gears and goes 85-90kmh



BT50(38mm)cylinder

currently i am working on another projekt.it is called apn-BT.
i am using apn6 frame.i will use BT50 front forks,alu rims,hydravlic disk brakes.
frame is preapared for painting

wheels are already painted.


engine setup-42l piston
-ported cylinder
-mf power cobra exhaust
-5 gears
-lowerd head
-bing18 carburator
comments are welcome,and sorry for mistakes