Find Parts That Fit Your Vehicle

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.

Sub-Categories

Sort By:
Bav Auto Crankshaft Front Oil Seal Removal / Installer Tool - N54, N55
Bav Auto Crankshaft Front Oil Seal Removal / Installer Tool - N54, N5...
Bav Auto Tools - Corporate Logo
T#:580444
Part#: B8800139
Ships in 6 Business Days
Sale - Save 5% $ 203.99

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

$ 193.79 USD
Free Shipping
Add to Wish List
Sale - Save 5%
$ 203.99

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

$ 193.79 USD
Free Shipping
Add to Wish List
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.
Timing Chain - Upper
Timing Chain - Upper
Bavarian Autosport - Corporate Logo
T#:17871154
Part#: 11311432177
In Stock
Sale - Save 20% $ 27.99

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

$ 22.39 USD
Free Shipping on orders $49 and up
Add to Wish List
Sale - Save 20%
$ 27.99

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

$ 22.39 USD
Free Shipping on orders $49 and up
Add to Wish List
Bav Auto Crankshaft Rear Oil Seal Removal / Installer Tool - N51, N52 and N54
Bav Auto Crankshaft Rear Oil Seal Removal / Installer Tool - N51, N52...
Bav Auto Tools - Corporate Logo
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
Free Shipping
Add to Wish List
Sale - Save 5%
$ 147.99

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

$ 140.59 USD
Free Shipping
Add to Wish List
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
Bav Auto Intermediate Lever Valve Spring Compressor - N20/26 N55 ...
Bav Auto Tools - Corporate Logo
T#:580431
Part#: B8800124
Ships in 6 Business Days
Sale - Save 15% $ 178.99

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

$ 152.14 USD
Free Shipping
Add to Wish List
Sale - Save 15%
$ 178.99

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

$ 152.14 USD
Free Shipping
Add to Wish List
For installation and removal of pressure springs on intermediate levers of valve train. Ensures quick, easy and safe handling of these high force springs.
Timing Component
Timing Component
Bavarian Autosport - Corporate Logo
T#:17871158
Part#: 11367583208
In Stock
Sale - Save 20% $ 199.99

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

$ 159.99 USD
Free Shipping on orders $49 and up
Add to Wish List
Sale - Save 20%
$ 199.99

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

$ 159.99 USD
Free Shipping on orders $49 and up
Add to Wish List
Bavarian Autosport Crankshaft Holding Tool - BMW
Bavarian Autosport Crankshaft Holding Tool - BMW
Bav Auto Tools - Corporate Logo
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
Free Shipping on orders $49 and up
Add to Wish List
Sale - Save 15%
$ 77.99

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

$ 66.29 USD
Free Shipping on orders $49 and up
Add to Wish List
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 Crankshaft Pulley Holding Tool
Bav Auto Crankshaft Pulley Holding Tool
Bav Auto Tools - Corporate Logo
T#:580404
Part#: B8800094
In Stock
Sale - Save 10% $ 180.99

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

$ 162.89 USD
Free Shipping
Add to Wish List
Sale - Save 10%
$ 180.99

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

$ 162.89 USD
Free Shipping
Add to Wish List
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.
Show More Show Less
BMW N52 N54 Collar Screw
BMW N52 N54 Collar Screw
Bavarian Autosport - Corporate Logo
T#:17871157
Part#: 11367524954
In Stock
Sale - Save 20% $ 5.99

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

$ 4.79 USD
Free Shipping on orders $49 and up
Add to Wish List
Sale - Save 20%
$ 5.99

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

$ 4.79 USD
Free Shipping on orders $49 and up
Add to Wish List
Holds the camshaft gear to the camshaft, measures M10X1X94.
Rein Exhaust Valve - Sold Each - E28, E30, E34
Rein Exhaust Valve - Sold Each - E28, E30, E34
Rein - Corporate Logo
T#:584424
Part#: 11341708896
In Stock
Sale - Save 9% $ 18.35

This product was last offered at the strikethrough price on
05-14-2026

$ 16.65 USD
Free Shipping on orders $49 and up
Add to Wish List
Sale - Save 9%
$ 18.35

This product was last offered at the strikethrough price on
05-14-2026

$ 16.65 USD
Free Shipping on orders $49 and up
Add to Wish List
Replace your worn valves

Select Vehicle

BMW Mini
Clear Vehicle

Purpose

Category

Brand

Price

$
$

Special Offers

Shipping