*Theory* on big block engine casting LL – RL – RS

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Yesterday someone asked me if I knew what the cast LL stood for on his 383. Nit being exactly sure what it meant, I started looking around - including this site - and based on data available on the interwebs I came up with a theory. I also posted this on FBBO (I copied below text from a post on fb I made earlier as a response to a that question):

I am...

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Author: SuperFlyTNT