bucket651 said

a 440 stroker in a 68 Dart

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• Newly rebuilt?
• Wrecking yard special?
• Did it do this in the donor car?

bucket651 said

Using a 4 core rad but it runs hot

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• Is the rad new?
• AL or brass?
• Make and model?

bucket651 said

It spews coolant out of the bottom of the overflow

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• Are you using an overflow bottle?
• How and when was the coolant last added?
• If no overflow, did you fill the radiator full or leave an inch or so below the rad cap