Thread: 69 Lemans rear axle question?
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Old 07-13-2019, 12:24 PM
'ol Pinion head 'ol Pinion head is offline
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Pontiac sourced copper plated bolts for a good percentage of their nodular 8.2 10 bolt rears. Nearly all factory roundport engine head bolts had a thin copper plating on them as well.

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