Quote:
Originally Posted by fastfredracing
I would stick to more like a few ounces. At one time , Mazda's factory bulletin fix for noisy lifters was a few ounces of dexron right into the engine oil. I remember doing this when I was a young grunt in the biz, and the cars would quiet up in just a few minutes after adding it .
These were all brand new, or cars with very low miles under warranty.
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drain and refill with oil only after that, right?