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JOHNNY BOY
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How does a cars rear main seal work?
How does it keep oil from leaking out, and not have the crankshaft destroy the seal while its spinning?
1 Answer
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- Anonymous7 years agoFavorite Answer
It's a seal made (usually) from a type of rubber compound and has a spring inside to hold it tight around the crankshaft. The crankshaft is polished and is very smooth, so there's not a lot of wear on the seal.
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