i am having a problem wit my hpi rush evo when i hit the lil primer button on the gas tank the gas goes up the line but sucks back down towards the tank it does not not keep going up the fuel line to the engine

have u tried just priming it with ur finger over the exhaust and pulling the starter 3 or 4 times?

yeah i tried that and nothing i dont know what it could be the car is not hot it been siting for awhile