Cars runs for about 30 to 45 mins then dies it will restart but dies

What is your question?

New engine,sensor,fuel pump and radiator no codes show up been 6 months at shop nothing new clutch fan new throttle body too only thing not new is 02sensor

What makes this problem better or worse?

Does not matter

How long has your 2005 Chevrolet Trailblazer had this problem?

With new engine