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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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Mahle - Corporate Logo
T#:598529
Part#: 11251437077
In Stock
$ 37.99

This product was last offered at the strikethrough price on
05-07-2026

$ 36.99 USD
Free Shipping on orders $49 and up
$ 36.99 USD
Free Shipping on orders $49 and up

Ensure optimal engine performance in your BMW M50 M52 Engines with Turner Motorsport's Mahle Piston Ring Set. Over time, worn piston rings can lead to power loss, increased oil consumption, and white smoke from the tailpipe. When rebuilding your BMW's engine, replacing the piston rings is essential for restoring power and efficiency. Each set is priced individually, with six sets required for complete engine overhaul.

Key Benefits:

  • Restores engine power and efficiency
  • Reduces oil consumption
  • Prevents white smoke from the tailpipe
  • Compatible with M50 M52 Engines
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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
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.
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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

Mahle - Corporate Logo
T#:589332
Part#: 11257566479
Ships on Aug 7, 2026
$ 28.99 USD
Free Shipping on orders $49 and up

Stock-Size Piston Ring Set for Engine Head Repair

When it comes to engine head repair or rebuilding, this piston ring set is the perfect choice. Designed to be of stock size, it ensures a precise fit and reliable performance.

Key Details:

  • One set of piston rings is needed for each piston.
  • If your engine head contains four pistons, you'll require four sets to complete the repair.
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Mahle - Corporate Logo
T#:13760053
Part#: 081PI00110000
Ships on Aug 7, 2026
$ 187.99 USD
Free Shipping on orders $49 and up

MINI N18 1.6L Piston - (0 Size) Priced Each 081 PI 00110 000

A crucial component for Mini vehicles, ensuring optimal engine performance and reliability. Engineered with precision and durability, this piston is designed to withstand the demands of the N18 1.6L engine.

  • Genuine Mini quality guarantees reliability and longevity
  • Precision engineering ensures perfect fit and compatibility
  • Enhances engine performance for a smooth and efficient operation
  • Priced affordably for cost-effective maintenance
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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#:3166
Part#: 11210666110
Ships in 4 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
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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

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
Glyco - Corporate Logo
T#:374671
Part#: 11211706848
Ships in 1-2 days
$ 194.32 USD
Free Shipping
$ 194.32 USD
Free Shipping
Standard bore
Glyco - Corporate Logo
T#:55821723
Part#: 11241715701
In Stock at Vendor
New Item
$ 149.99

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

$ 137.99 USD
Free Shipping on orders $49 and up
$ 137.99 USD
Free Shipping on orders $49 and up


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#:187165
Part#: 11240618100
In Stock at Vendor
$ 12.99 USD
Free Shipping on orders $49 and up
OEM BMW Connecting Rod Bush
Glyco - Corporate Logo
T#:55857747
Part#: 11211725917
In Stock at Vendor
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

Mahle - Corporate Logo
T#:13760050
Part#: 081PI00104001
Ships on Aug 7, 2026
$ 187.99 USD
Free Shipping on orders $49 and up

MINI N12 N16 1.6L Piston W/ Rings - ( +0.25 Size )

A high-quality piston replacement kit designed for MINI vehicles equipped with the N12 or N16 1.6L engine. Engineered to precise specifications, this piston kit includes rings and is oversized by 0.25 to accommodate engine wear. Its durable construction ensures reliable performance and longevity, while the included rings provide proper sealing for optimal engine compression. Trust this piston kit to restore engine performance and reliability in your MINI vehicle.

  • High-quality piston replacement kit for MINI vehicles
  • Designed for N12 or N16 1.6L engine
  • Oversized by 0.25 to accommodate engine wear
  • Durable construction for reliable performance
  • Included rings provide proper sealing for optimal engine compression
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Mahle - Corporate Logo
T#:13760051
Part#: 081PI00104002
Ships on Aug 7, 2026
$ 203.99 USD
Free Shipping on orders $49 and up

MINI N12 N16 1.6L Piston W/ Rings - ( +0.50 Size ) Priced Each 081 PI 00104 002 offers a premium replacement option for Mini enthusiasts seeking reliable engine performance. Crafted with precision and designed to OEM specifications, these pistons with rings ensure optimal combustion and engine efficiency. Upgrade your MINI N12 or N16 1.6L engine with these pistons for enhanced reliability and performance.

  • Premium replacement option for MINI engines
  • Precision-crafted with OEM specifications
  • Ensures optimal combustion and engine efficiency
  • Compatible with MINI N12 and N16 1.6L engines
  • Enhances reliability and performance
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Glyco - Corporate Logo
T#:374670
Part#: 11211706849
Back Ordered
$ 177.99

This product was last offered at the strikethrough price on
05-07-2026

$ 172.99 USD
Free Shipping
$ 172.99 USD
Free Shipping
Standard bore

Glyco - Corporate Logo
T#:374672
Part#: 11211706852
Back Ordered
$ 111.99

This product was last offered at the strikethrough price on
05-07-2026

$ 108.99 USD
Free Shipping
$ 108.99 USD
Free Shipping
59.75MM(+0.25) bore