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Engine/Drivetrain / Re: 357 (350 - .40 Over) Build Questions Etc
« Last post by bd on Today at 05:13:53 PM »IMHO, although the aluminum pumps look really cool, they don't perform any better than ferrous pumps for street applications. I've been happy with the Milodon high-flow iron pump on my SBC. In reality, as long as the radiator has unobstructed air and coolant flows, even a factory pump should circulate the coolant just fine.