Engine code decal
#2
Are you certain the second letter is a U? This site says QJ for a 350-4bbl but also shows QK for 350-4bbl with AC.
http://www.442.com/tech/enginecodes.html
From this old thread the color of the letters may indicate an original tag vs a repro:
https://classicoldsmobile.com/forums...fill-tube.html
http://www.442.com/tech/enginecodes.html
From this old thread the color of the letters may indicate an original tag vs a repro:
https://classicoldsmobile.com/forums...fill-tube.html
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