Thread: 1970 LS-6 Smog pump 33591S
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Old 04-27-2006, 04:09 PM
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Default Re: 1970 LS-6 Smog pump 33591S
To answer another who asked me.Thats the date code in his title,not the part number.

335-is the day of the year=Dec.1st
9-is the last digit of the year assembled=1969
1-is the shift code=first
S-is the Plants identity code=Saginaw
The pumps actual casting number should be #7801149.
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