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:

Glyco - Corporate Logo
T#:375825
Part#: 11241284849
Ships in 1 Business Day
$ 92.02

This product was last offered at the strikethrough price on
07-15-2026

$ 84.36 USD
Free Shipping on orders $49 and up
$ 84.36 USD
Free Shipping on orders $49 and up
Standard bore - 45mm
Rein Piston Rings - Set - Single Piston - E36, Z3
2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!
Rein - Corporate Logo
T#:591603
Part#: 11251405783
Back Ordered
$ 43.99 USD
Free Shipping on orders $49 and up
Replace your worn out piston rings with OE replacements - 86.415mm
Glyco - Corporate Logo
T#:183
Part#: 11241310515
In Stock
$ 30.59

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

$ 27.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
$ 30.59

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

$ 27.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
E30 M3, E28 M5, E24 M6, E34 M5 Rod Bearing. Sold individually. Standard sizing.

This item fits the following BMWs
1988-1991 BMW E30 M3 - 8 required.
1988 BMW E28 M5 - 12 required.
1989-1993 BMW E34 M5 3.6 liter - 12 required.
1987-1989 BMW E24 M6 - 12 required.
Show More Show Less

Rein Piston Rings - Set - Single Piston
2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!
Rein - Corporate Logo
T#:592808
Part#: 11251247917
Ships in 3 Business Days
$ 36.99 USD
Free Shipping on orders $49 and up
Replace your worn out piston rings with OE replacements - 85.065mm

Glyco - Corporate Logo
T#:375823
Part#: 11211706847
In Stock
$ 136.06

This product was last offered at the strikethrough price on
07-15-2026

$ 125.04 USD
Free Shipping
$ 125.04 USD
Free Shipping
Standard bore
Rein Piston Ring - Priced Per Piston - E28, E30, E34, E36
2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!
Rein - Corporate Logo
T#:379806
Part#: 11251713192
Ships in 2 Business Days
$ 30.99 USD
Free Shipping on orders $49 and up
$ 30.99 USD
Free Shipping on orders $49 and up
For use on stock pistons, will need 6 sets to replace all piston rings in the engine

Rein Piston Ring Set - Priced Per Piston
2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!
Rein - Corporate Logo
T#:592811
Part#: 11251713178
Ships in 3 Business Days
$ 28.99 USD
Free Shipping on orders $49 and up
Replace your worn rings - 84.000mm
Rein Piston Ring Set
2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!
Rein - Corporate Logo
T#:379819
Part#: 11251437077
Ships in 3 Business Days
$ 31.99 USD
Free Shipping on orders $49 and up
Standard bore replacement piston rings

Glyco - Corporate Logo
T#:3166
Part#: 11210666110
Ships in 3 Business Days
$ 99.99 USD
Free Shipping
$ 99.99 USD
Free Shipping
This E30 M3 Main bearing set is in standard size for the 2.3 liter S14 engine. This main bearing kit includes the thrust bearings.

This item fits the following BMWs:
1988-1991 E30 BMW M3
Show More Show Less

Genuine MINI - Corporate Logo
T#:405713
Part#: 11117568264
In Stock
26% off MSRP $ 55.36

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

$ 40.99 USD
Free Shipping on orders $49 and up
26% off MSRP
$ 55.36

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

$ 40.99 USD
Free Shipping on orders $49 and up
Genuine MINI - Corporate Logo
T#:32419
Part#: 11211485402
Ships in 1-2 days
6% off MSRP $ 76.99

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

$ 71.99 USD
Free Shipping on orders $49 and up
6% off MSRP
$ 76.99

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

$ 71.99 USD
Free Shipping on orders $49 and up
Genuine MINI SPROCKET
Fits BMW Engines including:
W10,W11

Genuine MINI - Corporate Logo
T#:406420
Part#: 11237537697
In Stock
$ 73.99 USD
Free Shipping
$ 73.99 USD
Free Shipping


Glyco Main Bearing Set (Standard) - E21, E28, E30
Features All Single-Tang Main Bearings for Earlier M20 Engines
Glyco - Corporate Logo
T#:1196183
Part#: 11211722342
In Stock
$ 259.99

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

$ 231.99 USD
Free Shipping
$ 231.99 USD
Free Shipping
Glyco - Corporate Logo
T#:375824
Part#: 11211706850
In Stock at Vendor
$ 126.61

This product was last offered at the strikethrough price on
07-15-2026

$ 118.92 USD
Free Shipping
$ 118.92 USD
Free Shipping
59.75MM(+0.25) bore
Rein Piston Rings - Set - Single Piston - E30, E36
2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!
Rein - Corporate Logo
T#:591604
Part#: 11251727461
Ships in 3 Business Days
$ 31.99 USD
Free Shipping on orders $49 and up
Replace your worn out piston rings with OE replacements - 84.000mm

Glyco - Corporate Logo
T#:23748157
Part#: 112412848516CYL-
Ships in 1 Business Day
$ 331.13

This product was last offered at the strikethrough price on
07-15-2026

$ 305.57 USD
Free Shipping on orders $49 and up
$ 305.57 USD
Free Shipping on orders $49 and up

Genuine MINI - Corporate Logo
T#:407264
Part#: 11347547187
Ships in 1-2 days
8% off MSRP $ 65.99

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

$ 60.99 USD
Free Shipping
8% off MSRP
$ 65.99

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

$ 60.99 USD
Free Shipping

Glyco - Corporate Logo
T#:374671
Part#: 11211706848
Ships in 1-2 days
$ 194.32 USD
Free Shipping
$ 194.32 USD
Free Shipping
Standard bore
Genuine MINI - Corporate Logo
T#:515028
Part#: 11227634295
In Stock
7% off MSRP $ 97.99

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

$ 90.99 USD
Free Shipping on orders $49 and up
7% off MSRP
$ 97.99

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

$ 90.99 USD
Free Shipping on orders $49 and up

Genuine MINI - Corporate Logo
T#:510222
Part#: 11217588996
In Stock
4% off MSRP $ 33.00

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

$ 31.75 USD
Free Shipping on orders $49 and up
4% off MSRP
$ 33.00

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

$ 31.75 USD
Free Shipping on orders $49 and up

Genuine MINI - Corporate Logo
T#:33887
Part#: 11311485403
Ships in 1-2 days
$ 128.99 USD
Free Shipping
$ 128.99 USD
Free Shipping
Genuine MINI SPROCKET
Fits BMW Engines including:
W10,W11

Genuine MINI - Corporate Logo
T#:405907
Part#: 11127560274
Ships in 1-2 days
19% off MSRP $ 89.76

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

$ 72.75 USD
Free Shipping
19% off MSRP
$ 89.76

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

$ 72.75 USD
Free Shipping
Genuine MINI - Corporate Logo
T#:29202
Part#: 07137829910
Ships in 1-2 days
2% off MSRP $ 43.63

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

$ 42.86 USD
Free Shipping on orders $49 and up
2% off MSRP
$ 43.63

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

$ 42.86 USD
Free Shipping on orders $49 and up
Genuine MINI HEX BOLT WITH WASHER


Genuine MINI - Corporate Logo
T#:405712
Part#: 11117568263
Ships in 1-2 days
26% off MSRP $ 58.10

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

$ 42.79 USD
Free Shipping on orders $49 and up
26% off MSRP
$ 58.10

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

$ 42.79 USD
Free Shipping on orders $49 and up
Genuine MINI - Corporate Logo
T#:15777325
Part#: 11122470427
Ships in 3 Business Days
6% off MSRP $ 4,526.99

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

$ 4,234.99 USD
Free Shipping
6% off MSRP
$ 4,526.99

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

$ 4,234.99 USD
Free Shipping

Introducing the Genuine Mini Cylinder Head (Part Number: 11122470427) for your Mini Cooper – the ultimate solution to enhance your engine's performance and reliability.

Precision-engineered to exacting standards, this cylinder head is an authentic replacement part from Genuine Mini, ensuring seamless compatibility and a perfect fit for your Mini Cooper. Crafted with the utmost attention to detail, it's designed to deliver exceptional combustion efficiency, improving power output and fuel economy.

Whether you're looking to replace a worn-out cylinder head or boost your Mini Cooper's performance, this Genuine Mini Cylinder Head is the ideal choice. Rest assured that you're investing in a top-quality component that meets the highest industry standards, backed by the reputation of Genuine Mini for excellence.

Upgrade your Mini Cooper's engine with the Genuine Mini Cylinder Head (Part Number: 11122470427) and experience the perfect balance of performance, durability, and reliability. It's time to unleash the full potential of your Mini Cooper with this authentic and high-quality component.

Show More Show Less
Rein Exhaust Valve - E34, E36, E39, E46, Z3
2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!
Rein - Corporate Logo
T#:379738
Part#: 11341739823
Ships on Sep 1, 2026
$ 20.99 USD
Free Shipping on orders $49 and up
Replacement exhaust valve

Genuine MINI - Corporate Logo
T#:33527
Part#: 11257566019
Ships in 7 Business Days
10% off MSRP $ 414.20

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

$ 370.99 USD
Free Shipping
10% off MSRP
$ 414.20

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

$ 370.99 USD
Free Shipping
Genuine MINI MAHLE PISTON
Fits BMW Engines including:
N14


Rein Exhaust Valve - Sold Each - E28, E30, E34
2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!
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
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
Replace your worn valves
Genuine MINI - Corporate Logo
T#:405708
Part#: 11117540160
In Stock
$ 9.99 USD
Free Shipping on orders $49 and up

Upgrade your Mini's engine with this high-quality Hex Bolt With Washer designed to attach the bottom engine crank housing to the top engine block. This essential component ensures a secure connection between engine parts, enhancing overall performance and reliability. Trust this genuine Mini part for optimal fit and function in your Mini vehicle.

  • Enhances engine performance
  • Ensures secure attachment between engine components
  • Genuine Mini part for optimal fit and reliability
  • Easy to install for quick replacement
Show More Show Less

Genuine MINI - Corporate Logo
T#:29902
Part#: 07147543890
In Stock
$ 3.99 USD
Free Shipping on orders $49 and up

Ensure the secure assembly of components in your Mini with the Genuine MINI Hex Bolt With Washer - 07147543890. This high-quality bolt and washer combination is designed specifically for Mini vehicles, providing reliability and peace of mind for various automotive applications.

  • Genuine OEM part ensures compatibility and fitment
  • High-quality construction for durability and longevity
  • Designed to meet Mini's specifications and standards
  • Ideal for various assembly and maintenance tasks in your Mini
Genuine MINI HEX BOLT WITH WASHER
Show More Show Less
OEM Rein Camshaft / Crankshaft Sensor O-Ring - Multiple BMWs ...
2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!
Rein - Corporate Logo
T#:12463
Part#: 12141748398
In Stock
$ 4.99

This product was last offered at the strikethrough price on
06-29-2026

$ 2.75 USD
Free Shipping on orders $49 and up
$ 2.75 USD
Free Shipping on orders $49 and up
This is the o-ring used for most BMW camshaft sensors and crankshaft sensors. Although most sensors that we sell come with this o-ring at no charge, they may be the source of oil or fluid leaks.

Genuine MINI - Corporate Logo
T#:511589
Part#: 11317587757
In Stock
$ 8.99 USD
Free Shipping on orders $49 and up

Genuine MINI - Corporate Logo
T#:512851
Part#: 11247593922
In Stock
$ 3.99 USD
Free Shipping on orders $49 and up
Elevate your Mini's engine performance with the connecting rod bolt, essential for securing the connecting rod's bottom half to the rod itself. This vital component ensures the stability and integrity of the engine's operation, providing reliability and optimal functionality.
  • Crucial for connecting rod stability
  • Ensures secure attachment of rod components
  • Essential for engine integrity and reliability
  • Optimizes engine functionality and performance
Show More Show Less
Genuine MINI - Corporate Logo
T#:32992
Part#: 11241485407
In Stock
14% off MSRP $ 6.99

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

$ 5.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
14% off MSRP
$ 6.99

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

$ 5.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
Genuine MINI CONNECTING ROD BOLT
Fits BMW Engines including:
W10,W11

Aluminum Cylinder Head Bolt Set
2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!
Rein - Corporate Logo
T#:594302
Part#: 11120392547
In Stock
$ 12.99

This product was last offered at the strikethrough price on
08-13-2026

$ 7.89 USD
Free Shipping on orders $49 and up
$ 7.89 USD
Free Shipping on orders $49 and up
If you remove your cylinder head replacement head bolts are a must. These bolts are designed to be torqued down and not reused.


Glyco - Corporate Logo
T#:374292
Part#: 11241278209
Ships in 1 Business Day
$ 6.11 USD
Free Shipping on orders $49 and up
Press fit into small journal of connecting rod
Glyco - Corporate Logo
T#:55821723
Part#: 11241715701
Ships in 2 Business Days
New Item
$ 151.99 USD
Free Shipping on orders $49 and up
Glyco - Corporate Logo
T#:187165
Part#: 11240618100
In Stock at Vendor
$ 12.99 USD
Free Shipping on orders $49 and up
OEM BMW Connecting Rod Bush

OEM Rein Rocker Arm Shaft Plug - E28 E30 E34
2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!
Rein - Corporate Logo
T#:583592
Part#: 11331264519
In Stock at Vendor
$ 6.11 USD
Free Shipping on orders $49 and up
This is an OEM Rein replacement rocker arm shaft plug, also referred to by BMW as a Blind Plug. This plug connects to the end of the rocker arm shafts. 4 required per vehicle. Replace your old plugs to keep everything properly sealed.
Show More Show Less

Rein Alusil Piston Ring Repair Kit - E38, E39, E53
2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!
Rein - Corporate Logo
T#:591608
Part#: 11259071606
Ships in 3 Business Days
$ 37.99 USD
Free Shipping on orders $49 and up
$ 37.99 USD
Free Shipping on orders $49 and up
Set of rings for one piston
Piston Ring - Priced Per Piston | BMW M54 3.0L Engine
2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!
Rein - Corporate Logo
T#:591606
Part#: 11257506252
Ships in 3 Business Days
$ 48.99 USD
Free Shipping on orders $49 and up

Piston Ring - Priced Per Piston | BMW M54 3.0L Engine is a vital component in maintaining proper compression and oil control in BMW M54 3.0L engines. Over time, piston rings experience wear from continuous movement within the cylinder bore, leading to decreased engine efficiency. Worn or damaged rings can result in excessive oil consumption, reduced performance, and visible black or blue smoke from the exhaust. Ideal for engine rebuilds, this high-quality replacement ensures optimal sealing and longevity.

  • Restores proper compression and oil control for improved engine performance
  • Reduces oil consumption and minimizes exhaust smoke
  • Direct-fit replacement for BMW M54 3.0L engine pistons
  • Manufactured from high-strength materials for durability and longevity
  • Essential for engine rebuilds and maintaining peak efficiency
  • Designed to withstand high temperatures and pressures for reliable operation
Show More Show Less

Glyco - Corporate Logo
T#:55857747
Part#: 11211725917
Ships in 2 Business Days
New Item
$ 90.99

This product was last offered at the strikethrough price on
07-15-2026

$ 85.99 USD
Free Shipping on orders $49 and up
$ 85.99 USD
Free Shipping on orders $49 and up
Genuine MINI - Corporate Logo
T#:407311
Part#: 11367536085
Ships in 1-2 days
6% off MSRP $ 674.99

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

$ 633.99 USD
Free Shipping
6% off MSRP
$ 674.99

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

$ 633.99 USD
Free Shipping

Genuine MINI N18 1.6L Adjustment Sprocket Unit - Outlet Cam

Upgrade your Mini's performance with the Genuine MINI N18 1.6L Adjustment Sprocket Unit - Outlet Cam. Engineered with precision, this adjustment sprocket unit ensures precise timing for improved engine efficiency. Its durable construction and easy installation make it an ideal choice for Mini owners looking to enhance their driving experience.

  • Optimizes engine performance
  • Ensures precise timing
  • Durable construction
  • Easy installation
Show More Show Less

Genuine MINI - Corporate Logo
T#:1996187
Part#: 11258693017
Ships in 1-2 days
7% off MSRP $ 133.99

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

$ 124.99 USD
Free Shipping
7% off MSRP
$ 133.99

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

$ 124.99 USD
Free Shipping

Genuine MINI - Corporate Logo
T#:405667
Part#: 11111485171
Ships in 1-2 days
4% off MSRP $ 97.99

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

$ 93.99 USD
Free Shipping on orders $49 and up
4% off MSRP
$ 97.99

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

$ 93.99 USD
Free Shipping on orders $49 and up
Genuine MINI - Corporate Logo
T#:407348
Part#: 11377539969
Ships in 1-2 days
7% off MSRP $ 58.99

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

$ 54.99 USD
Free Shipping
7% off MSRP
$ 58.99

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

$ 54.99 USD
Free Shipping
Genuine MINI - Corporate Logo
T#:40628
Part#: 12527568525
Ships in 1-2 days
6% off MSRP $ 16.99

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

$ 15.99 USD
Free Shipping on orders $49 and up
6% off MSRP
$ 16.99

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

$ 15.99 USD
Free Shipping on orders $49 and up
Genuine MINI BRACKET FOR CRANKSHAFT SENSO
Fits BMW Engines including:
N12,N14



Genuine MINI - Corporate Logo
T#:33889
Part#: 11311487189
Ships in 1-2 days
$ 27.99 USD
Free Shipping on orders $49 and up
Genuine MINI SCREW PLUG WITH GASKET RING
Fits BMW Engines including:
W10,W11

Genuine MINI - Corporate Logo
T#:521728
Part#: 11248623418
Ships in 1-2 days
7% off MSRP $ 873.99

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

$ 812.99 USD
Free Shipping
7% off MSRP
$ 873.99

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

$ 812.99 USD
Free Shipping