ok well i think ive figured out why the monte runs so bad when it gets warm.i think it is vapor lock.what exactly is this?where does it occur?(ie.between pump/carb,tank/pump)how can i get rid of it?and the cheapest way i can.thanks for any input.

the car is a 350,mechanical fuel pump.inline fuel filter about 6in away from carb.had the tank out to clean check fuel lines goin into tank all looked good

 

Hope the below link helps...Check back on you thread to see what our expert tech member's post....Good Luck 4-Sure
http://www.wisegeek.com/what-is-vapor-lock.htm

Click above link,
it has some good infor on vapor lock...
Wrap your fuel lines or a shield from the `heat

 

thanks kid.ill get right on reading that