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billetproofcustoms · 09-29-2016, 09:22 AM

I did some research on the code at the passenger side front of the engine.

It was manufactured on March 8th, 1966 in the Flint plant, and the last two letters (WH) state that it is an A.I.R. with Powerglide.

what does A.I.R. stand for?

09-29-2016, 09:22 AM	#389
billetproofcustoms Registered User Join Date: Aug 2010 Location: lubbock texas Posts: 96	Re: The 1960 - 1966 Chevrolet & GMC Pickups Factory Correct Restoration Thread I did some research on the code at the passenger side front of the engine. It was manufactured on March 8th, 1966 in the Flint plant, and the last two letters (WH) state that it is an A.I.R. with Powerglide. what does A.I.R. stand for?