Thread: engine ID
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Old 04-24-2011, 01:31 PM
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Quote:
Originally Posted by tnewland View Post
It is believed that the extra letter prefixes stamped are inspectors or inspection processes that the block had passed during testing to become a hipo block.
Does this mean all HiPo blocks carry the letter designations on them? A few years ago I ask Bob Mannel if he knew what the PA code meant and he said he no data on its meaning.

Jay
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