Best Kept Secret in the Big Block Mopar World

Jadaharabi said
350 8 v90 58 4.06 3.38 B One year only
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Gotta go north of the border, but I have a April '59 casting date on a 350 that's in my '66 Monaco. They used them at least through 1960. I haven't bothered researching any more info on them. First and only one I've laid eyes on.

PXL_20210122_232633461.jpg

L Large bore
S Short stroke