98 cobra stalls when hot or humid outside

check your fuel psi > it might not be the heat affecting the motor >but the pump getting hot during the hot hours of the day and shutting off>

unless you got the money to just throw parts at it > wait >we need to find the problem first then upgrade > if you just put parts on it you never know what it was that is giving you problems > incase it come's back down the road > It might not have anything to do with the fuel at all > find a fuel guage and watch you fuel psi > if it looks screwy or weak then try to find a fuel psi reg > hopefully someone has a nice after market one cheap > most of the time it's your pump not the reg > but if you do have to put a pump in your car > buy new > gas tanks suck > and if you can swing it > up grade to a larger pump (more flow)