Radiator construction

Unfortunately, there’s a lot more to keeping a car cool than just the cooling system. But that radiator sounds like a turbulence nightmare. What is the rest of the combination like, and more importantly, no lean condition or vacuum leaks or timing issues. Make sure the tuning is right. Is there fan shroud with no more than one inch of clearance ar the fan? Mechanical or electrical fans? High flow thermostat and water pump in place?