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Forum: Pontiac - Race 05-17-2022, 09:05 AM
Replies: 22
Views: 3,417
Posted By Tom Vaught
If I have my info correct, most of the OEMS went...

If I have my info correct, most of the OEMS went to larger BORE SPACINGS with their engines over the years. Pontiac came up with the 4.62 bore spacing in the 1950s with the current design blocks, at...
Forum: Pontiac - Race 05-14-2022, 08:32 PM
Replies: 22
Views: 3,417
Posted By Tom Vaught
Good news for a bunch of All Pontiac Block...

Good news for a bunch of All Pontiac Block Buyers.

Tom V.
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