just seen this on ebay,
eBay Australia: BR NEW 50cc Four Stroke Chopper Pocket Bike (item 330136204992, end time 23-Jun-07 14:56:03 AEST)
pitty only 50cc sure u can put in a 140cc and hide it :P
bros bike had the same prob wouldnt start for about 15 mins coffin n splatterin and bit later it worked :P as suggested clean carbie and air filter and try and create a wall infront of ure electrics and filter so future problems dont happen
the Frankston track is far from me but wen i drive past it i see alot of suzuki and yamaha ect ect there not many pitty probley bc i have gone it but nothin sayin
u cant all u can do really is go for a loook gonna open up google earth and have a geeze lol ill post pos of it