Quote:
Originally Posted by 86MLR
How many people advocating against it are engine builders?
Metallurgy and oils have come along way.
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More than materials and lube, the main advance in play here is the manufacturing process.
Break-in is to give the parts that aren't supposed to come into contact a chance to rub against each other and wear down until they don't. Not much need for that anymore, not unless the build was for shit in the first place.