Ok so i have a 2001 suzuki quadrunner 250 4x4 and it used to start evry time, we had just gotten it back from the shop and i took it out to ride, its fine evrything works started up fine, then about a week later i went riding with my friend and it took about 10-20 minuits to start up and after that it kept starting exept when i wouldent ride it for about an hour, like id go in and come oout an hour later itd take me 10-20 minuits again, now i try to start it, and it won't we got a new spark plug, new gas, it trys to turn over its cranking fine and the battery is fine and theres uswelly a continus pump of air not very strong like..bum bum bum bum bum it just wont start now im sooooooooooo frusterated.....


could it be the fuel filter clogging up or something, or the carburator? i really dont know help would be greatly appreciated

 

bump...please help