Smog pump date codes help - The Supercar Registry

05-31-2011, 03:34 PM

737Driver 737Driver is offline

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Re: Smog pump date codes help

1976 thru ??? pump for many GM lines. Date is the 103rd day of, probably 81 or 91. The last two digits are not anything I'm familiar with. Circa 69, the last two would have been shift and pump model.

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