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Old 08-06-2022, 10:15 AM
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johnta1 johnta1 is offline
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Quote:
When I scraped off the grease and checked the engine block it has a Y3 code instead of YS. I put it on the ramps and checked next to the timing cover and there it was, the matching VIN stamped into the block.
Y3 is a 1972 engine code also!
(400 4 bbl)


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KRE's MR-1 - 1st 5 second Pontiac block ever!


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