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Old 01-02-2020, 04:38 AM
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RUDOLFSSON RUDOLFSSON is offline
Chief Ponti-yacker
 
Join Date: Mar 2002
Location: Kopavogur, Iceland
Posts: 990
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Thanks for the kind words.

Your Pontiac block will need prep work and the support pieces will also need some grinding, depends on the block. They can vary by quite a bit.
Block will also need four 5/16-24 drill & tap operations, please see attached file in the first post.
70's decade blocks have the nicest fit as machined in my findings...




Kris.

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