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Old 10-30-2021, 09:45 PM
TRADERMIKE 2012 TRADERMIKE 2012 is offline
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Join Date: Aug 2021
Location: Coconut creek FL
Posts: 1,171
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Quote:
Originally Posted by Skip Fix View Post
Which is how the term "fitted block" came about.

One of my 409 buddies with all kinds of exotic factory parts (and a complete Mystery Motor, 65 factory Hemi SS car) has the factory blueprints that are the size of a conference table that have the specs for the 409 pistons and codes on it.
Mikes reply: Bé nice to see the "specs for the 409"
could tell us what the letters mean as long as they were consistent across all GM Divisions.