Hot Rod Forum : Hotrodders Bulletin Board - View Single Post - BBC crank casting numbers... which is the better crank
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Old 02-24-2011, 10:55 PM
Rush Hour Racing Rush Hour Racing is offline
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BBC crankshafts

cool cool.. i have just been offered 6 x 6223 ...4 x 3521 ... 3 x 7416 & 3 x 7115 cranks from an old old old chev man here in aust... Along with several Tall Deck blocks all std bore...
i have been inot the big blocks now for 25 years myself but have never really know the difference in the materials used to forge the cranks..
Much appricated for your reply..
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