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duke36 · 01-16-2021, 06:33 PM

It just came to mind that the factory recommended oil change was 500 miles, so sludge build up of the period (non deterg) oils would possibly be lessened if the A's ran cold when produced.

01-16-2021, 06:33 PM	#16
duke36 Senior Member Join Date: Jun 2015 Posts: 1,414	Re: Benefits of a thermostat? It just came to mind that the factory recommended oil change was 500 miles, so sludge build up of the period (non deterg) oils would possibly be lessened if the A's ran cold when produced.