1972 Chevy C10 - Bottoms Up
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At this point, my 12-bolt was handed over to Brett, who is a skillful proctologist of the automotive type. He begins by prepping the new Yukon 3.42:1 ring-and-pinion set with a grinder, but there's no need to worry. In his many years building differentials, he's figured out a trick or two, and dressing the edges of the teeth on the ring-and-pinion is one of them. This is not a job for the shaky-handed, and it obviously negates returning these parts, but it helps to eliminate any burrs and sharp edges. View Related Article
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