dave750r

HELLO I HOPE SOMEONE CAN HELP ME OR DIRECT ME IN THE RIGHT DIRECTION I HAVE A 94 YZF 750R I JUST BOUGHT IT THE PROBLEM IS THAT WHEN I'M AT A STOP OR RED LIGHT WHEN I TAKE OFF IN FIRST GEAR IF I DONT REV IT TO ABOUT 4000RPM IT BOGS SPUTTERS AND SOMETIMES IT TURNS OFF ON ME NOT SURE WHAT IT IS IT ALSO FEELS A LITTLE UNDER POWERED BIKE RUNS SMOOTH ON FREEWAY COULD IT BE SOMETHING ELECTRICAL THAT SHUTS OFF GAS FLOW?