Keep cutting until you get to nice shiny solid steel. Small patches are fine. But at some point, you may look at the size hole and realize that the whole thing needs to go.
It's an opportunity to POR the inside of the front frame rails if you do full pans.
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Patrick Brown
331 Stroker / T5 / 8" / Wilwood Disks / RRS R&P Steering / Megasquirt EFI
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