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Corteco BMW Engine Parts for BMW E30 M3 S14 2.3L

Turner Motorsport has everything you need to upgrade your BMW through our stages of performance or to keep your car in peak condition with our range of the latest in proven OEM cooling parts. Upgrade your cooling system and engine performance with the selections below to give your BMW a performance and reliability advantage.

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Rear Crankshaft Seal

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

T#:594912

Part#: 11141706785

In Stock

$ 42.99

This product was last offered at the strikethrough price on
06-08-2026

$ 19.99 USD

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$ 19.99 USD

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The rear main oil seal or crankshaft seals is one of the most difficult to replace. However, they often fail, and when they do, your car will be marking it's territory with little oil drops wherever you park. Apart from making a mess, it can also cause oil to come in contact with the clutch surface. Replace yours and keep your oil in your engine.

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Corteco Valve Stem Seal - E30 M10 M42 S14, E36 M42 M44

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

T#:596693

Part#: 11341288544

Ships in 1 day

$ 10.99 USD

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$ 10.99 USD

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Failed valve stem seals are a common cause of a smoking tail pipe on startup. Replacement is a good idea if you're already doing any other work on the cylinder head. Located between the valve spring and the valve guide - 8 required

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Corteco BMW Engine Parts for BMW E30 M3 S14 2.3L

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Rear Crankshaft Seal

Corteco Valve Stem Seal - E30 M10 M42 S14, E36 M42 M44

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