Quote:
Originally Posted by luzl78
does anyone know if the 1970 monte carlo big block used the same 409 master cylinder as the 1970 chevelle big block?
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Yes
Most likely 3 variations like the Chevelle with "BB" or "BB" with Julian Date or No Stamp at all on a semi machined circle at the top edge.
409 also had a Julian casting date code underneath to help date them.