Technical > Matt Shaff's Engine Shop

crankshaft help

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hotrod316:
Matt,
 trying to identify a crankshaft,
 on the front counter weight there is a  Y.T. part of the forging about 1/4 inch tall
and stamped is 012797 date code? and 2389 bub weight?
Eagle, Scat and Callie not their  all very nice but no help.
anybody heard about NNP i think in ky.
bbc 454
thanks in advance
steve m.

Frontenginedragsters:
Steve:
 I'v never seen a date code on a crankshaft. And none of the other information rings any bells.
Can you post any pictures? That might get other eyes involved.

Matt

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