I used a roll of expandable foam insulation from Home Depot. Seals well and is way less messy than the original gunk.
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Ken
'68 GTO - Ram Air II 464 - 236/242 roller - 9.5” TSP converter - 3.55 posi ( build thread | walk around)
'95 Comp T/A #6 M6 - bone stock ( pics)
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