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"B" or "RB" Whats the diff.?

From: Rick Duke
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Date: October 31, 2002


We have a 58 Dodge with the 350cu in engine. We have been told that it's the first of the Mopar big blocks but now we learn that there is both B and RB types, What's the diff.? Which is ours? Are parts interchangeable? Tell the story please. RD


Last changed: July 19, 2018