1994 Chevrolet Blazer S10 Starts Runs Warms While Driving Hesitates Runs Rough

My s10 blazer starts and runs.when it warms up while driving it hesitates,runs rough and dies.I crank it over and will not start.It act llke it not getting fuel.I had the distributor cap,rotor,fuel filter,ignition module,crankshaft position sensor replaced.I let it cool down it will start. When it warms up it does the same.