STOPS WHEN HOT AND WONT START UNTIL COOL

I HAVE A1990 OLDS CUTLASS CIEARA S IT HAS 195000 MILES I HAVE REPLACED MAF, TPS, FUEL REG, FUEL FILTER CRANK SENSOR, ECM, THEMOSTAT, AN IM STILL GETTING A HOT ENGINE AT INTAKE MANIFOLD WHEN I GO ABOUT 5 OR 6 MILES THE CAR BOGS DOWN AN WONT TAKE GAS BUT IF YOU EASE THE PEDDLE IT WILL TAKE GAS WHEN YOU STOP THE CAR TURN IT OFF AN TRY TO SYART AGAIN IT JUST CRANKS OVER AN OVER AFTER ABOUT 45 MIN OF SETING IT WILLSTART BUT MISSES SPUTTERS THEN ALL AT ONCE IT CATCHES ON ONLY TO RUN THE SAME AS IT DID WHEN IT GOT WARM. PLEASE HELP AT WITS END WITH THIS AUTO, YOURS TRULEY CLARENCE COOOLEY