[DOES ANYONE HAVE A 1989 GSXR 750?]

What pulls the gas through? Should be some kind of vacuum no? Since it has no fuel pump

[DOES ANYONE HAVE A 1989 GSXR 750?]

thanks really appreciate the help but it will only run for a short period when choke is on but if i connect both breather hoses to a t and blow in it it runs ? and i just dont feel like riding around with a tube in my mouth,, any ideas?

[DOES ANYONE HAVE A 1989 GSXR 750?]

HI I HAVE  ON A FEW FORUMS AND TO NO AVAIL,,,  im trying to get someone with same bike as mine and lift up tank and snap a pic, cause i got 4 hoses not counting the one with nipple on top of carb #4 but in the pic hoses 1&2 are for fuel ,, now my petcock doesnt have a vacuum and fuel line it has 2 fuel lines and im running 2 separate air filters no airbox so where do the other lines #3#4#5?