Thread: 1966 CHEVROLET suburban engine question
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Old 10-24-2018, 12:34 PM   #12
VictoriaHardware
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Re: 1966 CHEVROLET suburban engine question
Quote:
Originally Posted by Captainfab View Post
Here is the suffix code info.
So YD = Powerglide w/ A.I.R.

Your motor had A.I.R. (smog pump) ? Was it originally sold in California?
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