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BMW Internal Engine Parts

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...

10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in Turner Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

T#:580444

Part#: B8800139

In Stock

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.

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

10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in Turner Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

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 Crankshaft Pulley Holding Tool

10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in Turner Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

T#:580404

Part#: B8800094

Ships on Jan 11, 2027

Sale - Save 8% $ 180.99

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

$ 166.49 USD

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Sale - Save 8%

$ 180.99

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

$ 166.49 USD

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Bav Auto's Crankshaft Pulley Holding Tool enables you to remove your crankshaft nut/bolt with ease - we recommend this tool if you intend on replacing timing chains, oil pump chains, leaking crankshaft seals, etc.

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Bavarian Autosport Crankshaft Holding Tool - BMW

10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in Turner Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

T#:580450

Part#: B8800145

In Stock

Sale - Save 15% $ 77.99

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

$ 66.29 USD

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Sale - Save 15%

$ 77.99

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

$ 66.29 USD

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Makes removal of crankshaft hub nut/bolt much easier. A must-have for replacing timing chains, oil pump chains, leaking crankshaft seals and more.

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

10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in Turner Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

T#:580431

Part#: B8800124

In Stock

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.

SPA Performance High Performance Camshaft Set - 264� / 248� - BMW...

Earn 5% back in Turner Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

T#:44563338

Part#: EVCVSB02

In Stock

Sale - Save 5% $ 1,049.99

This product was last offered at the strikethrough price on
08-31-2026

$ 997.41 USD

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Sale - Save 5%

$ 1,049.99

This product was last offered at the strikethrough price on
08-31-2026

$ 997.41 USD

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If you are building an M54 engine for the best possible performance, SPA Performance's 264° / 248° High Performance Camshaft Set may be just what you need! Performance camshafts allow for greater valve lift and increased lift duration, enabling your engine to breathe easier and faster, increasing the amount of fresh air entering the cylinders while allowing more of the exhaust gases to fully exit the cylinders.

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I-Beam Connecting Rods - Set Of Four

Earn 5% back in Turner Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

T#:34650258

Part#: CTS-CRI-13920T

Ships in 8 Business Days

Sale - Save 10% $ 549.99

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

$ 494.99 USD

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Sale - Save 10%

$ 549.99

This product was last offered at the strikethrough price on
09-29-2026

$ 494.99 USD

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BMW Internal Engine Parts

Sub-Categories

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

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

Bav Auto Crankshaft Pulley Holding Tool

Bavarian Autosport Crankshaft Holding Tool - BMW

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

SPA Performance High Performance Camshaft Set - 264� / 248� - BMW...

I-Beam Connecting Rods - Set Of Four

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