Go this little beast at weekend
its a mini moto mk2 49cc 8200rpm with 4.5 bhp

it tops out @ 40 mph
Also started to modify it as well
got the following
Bigger filter and NGKR plug
Uprated carb with bigger inlet ports and induction cone
Also a cardbon reed to allow better mixture
Worked out revs should in crease to about 8700 and top out at 59 mph.
heres a few vid you need quicktime to play this as recorded on my phone in MP4 format
download player here for free
http://www.apple.com/quicktime/download/
Right click save as
http://www.calibraturboboy.pwp.bluey...k/minibike.mp4