BMW Internal Engine Parts for BMW 3 Series E91 (2006-2012)

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Rebuilding your engine or giving your cylinder head an overhaul? Internal engine components covers parts that are located within the engine block and cylinder head. Examples include: timing chains and tensioners, rocker arms, rod bolts and studs, head bolts, valve springs, connecting rods, and more. These are Genuine BMW engine parts, performance upgrades, or approved aftermarket brands that have a long track record of reliability and quality.

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Bav Auto Crankshaft Front Oil Seal Removal / Installer Tool - N54, N5...

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

T#:580444

Part#: B8800139

Ships on Aug 10, 2026

Sale - Save 5% $ 203.99

This product was last offered at the strikethrough price on
05-03-2026

$ 193.79 USD

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Sale - Save 5%

$ 203.99

This product was last offered at the strikethrough price on
05-03-2026

$ 193.79 USD

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Used in removal and installation of the front crankshaft seal on BMW N55 engines, a common job that you can save yourself a ton of money doing at home.

N52 Valvetronic Camshaft Adjuster Replacement Kit

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

T#:5416764

Part#: 11377548388TMSKT

In Stock

Sale - Save 19% $ 220.99

This product was last offered at the strikethrough price on
05-03-2026

$ 179.20 USD

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Sale - Save 19%

$ 220.99

This product was last offered at the strikethrough price on
05-03-2026

$ 179.20 USD

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Includes new Valvetronic motor, gasket, and hardware. The Valv-tronic adjuster unit changes the the timing shaft to adjust the valve timing.

Piston Ring Repair Kit

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

T#:33521

Part#: 11257559434

In Stock

Sale - Save 5% $ 120.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 114.47 USD

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$ 120.99

This product was last offered at the strikethrough price on
06-25-2026

$ 114.47 USD

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Genuine BMW Repair Kit Piston Rings - (0)
This item fits the following BMW Chassis:
E70 X5,E82,E83 X3,E85,E86,E89 Z4,E90,E92,E93,F10,F25 X3

Fits BMW Engines including:
N51,N52,N52N

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Bav Auto Crankshaft Rear Oil Seal Removal / Installer Tool - N51, N52...

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

T#:580412

Part#: B8800104

In Stock

Sale - Save 5% $ 147.99

This product was last offered at the strikethrough price on
05-03-2026

$ 140.59 USD

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Sale - Save 5%

$ 147.99

This product was last offered at the strikethrough price on
05-03-2026

$ 140.59 USD

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For removal and installation of the rear crankshaft seal on BMW N51, N52 and N54 engines.

Bav Auto Intermediate Lever Valve Spring Compressor - N20/26 N55 ...

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

T#:580431

Part#: B8800124

Ships on Aug 10, 2026

Sale - Save 15% $ 178.99

This product was last offered at the strikethrough price on
05-03-2026

$ 152.14 USD

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Sale - Save 15%

$ 178.99

This product was last offered at the strikethrough price on
05-03-2026

$ 152.14 USD

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For installation and removal of pressure springs on intermediate levers of valve train. Ensures quick, easy and safe handling of these high force springs.

Eccentric Shaft Sensor Kit

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

T#:5416787

Part#: 11377524879TMSKT

In Stock

Sale - Save 18% $ 270.99

This product was last offered at the strikethrough price on
05-03-2026

$ 221.57 USD

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Sale - Save 18%

$ 270.99

This product was last offered at the strikethrough price on
05-03-2026

$ 221.57 USD

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Includes a new sensor as well as valve cover and eccentric gaskets for a complete service. The eccentric shaft sensor is known to fail and can be a costly repair at the dealer. Often caused by oil getting into the connection for the wiring harness and damaging the sensor and causing a check engine light. With this kit you get the the sensor along with new valve cover and eccentric shaft adjuster gaskets to ensure a complete leak free job.

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BMW N54 N55 WPC Treated Genuine BMW Rod Bearing Set

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

T#:585258

Part#: 11247628034WPCKT

Ships on Jul 30, 2026

Sale - Save 3% $ 803.88

This product was last offered at the strikethrough price on
06-14-2026

$ 779.76 USD

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Sale - Save 3%

$ 803.88

This product was last offered at the strikethrough price on
06-14-2026

$ 779.76 USD

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BMW N54 N55 WPC Treated Genuine BMW Rod Bearing Set

Ensure optimal engine performance with the BMW N54 N55 WPC Treated Genuine BMW Rod Bearing Set. This genuine BMW rod bearing set, treated with WPC technology, is specifically designed for BMW N54 and N55 engines, providing several benefits for engine longevity and reliability. Engineered with precision and quality in mind, it offers:

Enhanced durability and wear resistance for extended engine life
Reduced friction and heat buildup for improved engine performance
WPC treatment for superior lubrication and protection against metal-to-metal contact
Genuine BMW quality and reliability for peace of mind

Upgrade your BMW N54 or N55 engine with this high-quality rod bearing set for enhanced performance and longevity.

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BMW Internal Engine Parts for BMW 3 Series E91 (2006-2012)

Sub-Categories

Bav Auto Crankshaft Front Oil Seal Removal / Installer Tool - N54, N5...

N52 Valvetronic Camshaft Adjuster Replacement Kit

Piston Ring Repair Kit

Bav Auto Crankshaft Rear Oil Seal Removal / Installer Tool - N51, N52...

Bav Auto Intermediate Lever Valve Spring Compressor - N20/26 N55 ...

Eccentric Shaft Sensor Kit

BMW N54 N55 WPC Treated Genuine BMW Rod Bearing Set

BMW N54 N55 WPC Treated Genuine BMW Rod Bearing Set

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