BMW Internal Engine Parts for MINI

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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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King - Corporate Logo
T#:26404878
Part#: TW1046AM
In Stock
$ 28.99 USD
Free Shipping on orders $49 and up

Enhance your Mini's engine performance with the Performance Thrust Washer Set designed for N12, N14, N16, and N18 1.6L engines. These thrust washers are engineered to provide optimal support and durability, ensuring smooth and efficient operation of critical engine components. With precision manufacturing and high-quality materials, this set offers improved reliability and longevity for your Mini's engine.

  • Enhances engine performance for Mini vehicles
  • Specifically designed for N12, N14, N16, and N18 1.6L engines
  • Provides optimal support and durability for critical engine components
  • Precision manufacturing ensures a perfect fit
  • High-quality materials for improved reliability and longevity
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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
Sneed4Speed - Corporate Logo
T#:7260311
Part#: 1828344
Ships in 7 Business Days
$ 425.00 USD
Free Shipping on orders $49 and up
Sneed4Speed Street Series Cast Piston Set – N18 "STD" will be printed on the pistons. Please inspect before install. Built for MINI Cooper S (2011–2016) and JCW (2013–2016), this complete piston set is a direct-fit upgrade for your turbocharged N18 engine. Each kit includes pistons, wrist pins, and a full ring set pre-installed for easy assembly. Every piston comes with a 3-ring configuration: a top and second compression ring plus a multi-piece oil control ring (two thin rails with a wavy expander in between). The rings arrive already installed on the pistons, saving you setup time and ensuring proper fitment. Engineered from high-quality cast aluminum, these pistons are designed to safely handle 18–20 PSI of boost on a tuned setup—perfect for street-driven builds looking for reliable performance without stepping up to forged internals.
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Sneed4Speed - Corporate Logo
T#:30397432
Part#: R56MSK
Ships in 2 Business Days
$ 159.99 USD
Free Shipping on orders $49 and up

Genuine MINI - Corporate Logo
T#:32419
Part#: 11211485402
In Stock
Sale - Save 7% $ 72.99

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

$ 68.06 USD
Free Shipping on orders $49 and up
Sale - Save 7%
$ 72.99

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

$ 68.06 USD
Free Shipping on orders $49 and up
Genuine MINI SPROCKET
Fits BMW Engines including:
W10,W11

Sneed4Speed - Corporate Logo
T#:26238455
Part#: R53S4SROD
Ships in 3 Business Days
$ 449.99 USD
Free Shipping on orders $49 and up

Upgrade your Mini's engine with Sneed4Speed Forged H Beam Connecting Rods, designed for the R53 and R52 Supercharged engines, also compatible with the R50/R52 Base Engines. Crafted from 4340 forged steel, these rods are rated to handle up to 700 horsepower, making them ideal for high-power builds. Perfect for budget-conscious builders seeking reliable performance, these rods offer a direct fit and replacement solution. Backed by a 100-year warranty, they provide peace of mind and long-lasting durability. Each rod includes 180,000 psi rated chrome moly rod bolts, capable of supporting up to 1000 HP.

  • Designed for R53 and R52 Supercharged engines, compatible with R50/R52 Base Engines
  • Constructed from 4340 forged steel for strength and durability
  • Rated to handle up to 700 horsepower for high-power builds
  • Ideal for budget-conscious builders seeking reliable performance
  • Direct fit and replacement for easy installation
  • Backed by a 100-year warranty for long-lasting peace of mind
  • Includes 180,000 psi rated chrome moly rod bolts for added strength and support
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King - Corporate Logo
T#:23416504
Part#: CR4538CA
In Stock
$ 85.99 USD
Free Shipping on orders $49 and up
Enhance your Mini's engine performance with King SI-Series bearings, ideal for OE applications, aftermarket gasoline or diesel engine rebuilding, and performance engines featuring OE crankshafts. These bearings boast improved crankshaft finishing, specifically designed to diminish microscopic ferrite peaks on nodular cast iron crankshafts. With improved oil clearance, they reduce wear, extending engine life while minimizing operating noise, vibration, and excess oil flow.
  • Recommended for OE applications and aftermarket engine rebuilding
  • Ideal for gasoline or diesel performance engines with OE crankshafts
  • Improved crankshaft finish reduces microscopic ferrite peaks
  • Enhances oil clearance to reduce wear and increase engine lifespan
  • Reduces operating noise, vibration, and excess oil flow
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King - Corporate Logo
T#:22723773
Part#: MB5758SI
In Stock
$ 151.99 USD
Free Shipping on orders $49 and up

King SI-Series bearings offer a comprehensive solution for various engine applications. Whether you have an OE engine or are working on an aftermarket gasoline or diesel engine project, these bearings are designed to meet your needs. They are also an excellent choice for performance engines with OE crankshafts.

Key Features:

  • Enhanced Crankshaft Finish: The King SI-Series bearings feature an improved crankshaft finish, effectively reducing microscopic ferrite peaks commonly found on improperly ground or polished nodular cast iron crankshafts.
  • Improved Oil Clearance: These bearings provide superior oil clearance, resulting in reduced wear and extended engine life. This improved clearance leads to smoother engine operation with less noise and vibration.
  • Efficient Oil Flow: King SI-Series bearings are engineered to manage oil flow effectively, helping to minimize excess oil consumption, and ensuring optimal lubrication of your engine components.

Elevate your engine's performance, reduce wear and tear, and enjoy quieter, smoother operation with King SI-Series bearings. Upgrade your engine components confidently with these high-quality bearings.

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Sneed4Speed - Corporate Logo
T#:7260314
Part#: 182834450
In Stock
$ 425.00

This product was last offered at the strikethrough price on
07-02-2026

$ 386.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
$ 425.00

This product was last offered at the strikethrough price on
07-02-2026

$ 386.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
"0.50" will be printed on the pistons. Please inspect before install.

MINI R56 N18 Street Series Piston Set Of 4 - Plus Size 77.50mm (+0.50) is a high-performance upgrade designed to enhance engine performance and reliability. This set includes four pistons with a complete ring set pre-installed.

  • Enhanced Performance: Designed to increase engine displacement with a plus size of 77.50mm (+0.50), improving overall power and efficiency.
  • Complete Ring Set: Each piston comes with three rings: a top compression ring, a second compression ring, and an oil control ring. The oil control ring is made up of three individual rings (two thin rings and one wavy metal ring) all installed in a single groove.
  • Pre-installed Rings: Pistons come with the rings already installed, reducing installation time and complexity.
  • Durable Construction: Crafted as cast pistons for reliable performance under street conditions.
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Sneed4Speed - Corporate Logo
T#:7260306
Part#: 182834350
Ships on Aug 5, 2026
$ 425.00 USD
Free Shipping on orders $49 and up
"0.50" will be printed on the pistons. Please inspect before install.
Sneed4Speed - Corporate Logo
T#:7260305
Part#: 182834325
Special Order: No Guaranteed ETA
$ 425.00 USD
Free Shipping on orders $49 and up
"0.25" will be printed on the pistons. Please inspect before install.


Sneed4Speed - Corporate Logo
T#:26238483
Part#: N12PS.5
Ships in 9 Business Days
$ 425.00 USD
Free Shipping on orders $49 and up
"0.50" will be printed on the pistons. Please inspect before install.

Enhance your Mini's engine performance with the R56 N12 Sneed4Speed Street Series Piston (+0.50). This piston set includes a complete ring set, providing everything needed for installation. Each piston features three rings: a top compression ring, a second compression ring, and an oil control ring. The oil control ring is composed of three individual rings, including two thin rings and one wavy metal ring, all installed into a single ring groove on the piston. The pistons come pre-installed with the rings, ensuring a hassle-free installation process.

  • Street Series Piston designed for R56 N12 engines
  • Includes a complete ring set for convenience
  • Three rings per piston: top compression ring, second compression ring, and oil control ring
  • Oil control ring consists of two thin rings and one wavy metal ring
  • Pistons come pre-installed with rings for easy installation
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King - Corporate Logo
T#:23416520
Part#: MB5667SI
In Stock at Vendor
$ 180.99 USD
Free Shipping on orders $49 and up
Upgrade your Mini's engine with King SI-Series main bearings, ideal for OE applications, aftermarket gasoline or diesel engine rebuilding, and performance engines featuring OE crankshafts. These main bearings boast an improved crankshaft finish, effectively reducing microscopic ferrite peaks on nodular cast iron crankshafts. With enhanced oil clearance, they minimize wear, prolonging engine life while decreasing operating noise, vibration, and excess oil flow.
  • Recommended for OE applications and aftermarket engine rebuilding
  • Ideal for gasoline or diesel performance engines with OE crankshafts
  • Reduces microscopic ferrite peaks on crankshafts for improved durability
  • Enhances oil clearance to reduce wear and increase engine lifespan
  • Reduces operating noise, vibration, and excess oil flow
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Genuine MINI - Corporate Logo
T#:515028
Part#: 11227634295
Ships in 5 Business Days
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#:29202
Part#: 07137829910
Ships in 3 Business 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 3 Business 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#: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#: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
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Genuine MINI - Corporate Logo
T#:32992
Part#: 11241485407
In Stock
$ 6.99 USD
Free Shipping on orders $49 and up
Genuine MINI CONNECTING ROD BOLT
Fits BMW Engines including:
W10,W11


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#: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
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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
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Sneed4Speed - Corporate Logo
T#:18965470
Part#: NSHBS
In Stock
$ 74.99 USD
Free Shipping on orders $49 and up

MINI R55+ Sneed4Speed N Series Engine Cylinder Head Bolts Kit

Upgrade your MINI's engine with the MINI R55+ Sneed4Speed N Series Engine Cylinder Head Bolts Kit. Engineered for performance and durability, this kit includes high-quality cylinder head bolts designed specifically for N series engines. Ensure a secure and reliable seal for your cylinder head with this premium bolt kit from Sneed4Speed.

  • Specifically designed for MINI R55+ models
  • High-quality bolts ensure secure cylinder head seal
  • Engineered for performance and durability
  • Provides peace of mind for engine reliability
  • Easy installation for hassle-free upgrade
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Sneed4Speed - Corporate Logo
T#:7260310
Part#: 182834425
Ships in 2 Business Days
$ 425.00 USD
Free Shipping on orders $49 and up
"0.25" will be printed on the pistons. Please inspect before install.
Sneed4Speed - Corporate Logo
T#:26238482
Part#: 182834324
Ships in 1 Business Day
$ 425.00 USD
Free Shipping on orders $49 and up
"0.25" will be printed on the pistons. Please inspect before install.

Upgrade your non-turbo MINI engine with the Sneed4Speed street series N12 cast piston set. This set includes pistons, rings, and wrist pins for comprehensive engine enhancement. Ensure proper fitment by checking engine models and compatibility before purchase. Each piston in the set features three rings: a top compression ring, a second compression ring, and an oil control ring, providing efficient performance and control. The oil control ring consists of two thin rings and a wavy metal ring, all pre-installed on the piston for convenience.

  • Complete piston set with rings and wrist pins included
  • Rings pre-installed on each piston for easy assembly
  • Designed for non-turbo MINI engines
  • Enhances engine performance and durability
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Sneed4Speed - Corporate Logo
T#:7260304
Part#: 1828343
Ships in 6 Business Days
$ 425.00 USD
Free Shipping on orders $49 and up
"STD" will be printed on the pistons. Please inspect before install.

Sneed4Speed - Corporate Logo
T#:23449741
Part#: NSMBS
Ships in 4 Business Days
$ 129.99 USD
Free Shipping on orders $49 and up

MINI R56 owners can enhance their engine performance with the Sneed4Speed Engine Main Bearing Set. This high-quality set is meticulously crafted to improve durability and reliability, offering superior support to the engine's rotating assembly. Designed for precise fitment and long-lasting performance, these main bearings ensure consistent lubrication and reduce friction within the engine. Perfectly engineered to meet high-performance demands, this bearing set is a crucial upgrade for keeping the MINI R56 engine running smoothly and efficiently.

  • Enhances Engine Durability and Reliability: Improves the overall strength and dependability of the engine.
  • Optimal Support to the Rotating Assembly: Provides necessary support to maintain engine balance and performance.
  • Precise Fitment and Longevity: Ensures a perfect fit and long-lasting use.
  • Minimizes Friction and Enables Consistent Lubrication: Reduces wear and tear by ensuring smooth lubrication.
  • Engineered for High-Performance Demands: Designed to handle the stress of high-performance driving.
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Sneed4Speed - Corporate Logo
T#:26538327
Part#: BSRBS
Ships in 2 Business Days
$ 39.99 USD
Free Shipping on orders $49 and up


Sneed4Speed - Corporate Logo
T#:42099869
Part#: 56HSK
Ships in 2 Business Days
$ 199.99 USD
Free Shipping on orders $49 and up
Sneed4Speed - Corporate Logo
T#:23383346
Part#: N12PSSTD
Ships in 1 Business Day
$ 425.00 USD
Free Shipping on orders $49 and up
"STD" will be printed on the pistons. Please inspect before install.

Enhance your MINI's performance with these pistons equipped with a complete ring set, comprising top compression, second compression, and oil control rings. The unique oil control ring consists of three individual rings configured into a single ring groove on the piston. This setup includes two thin rings and a wavy metal ring nestled between them. The pistons come ready with the rings pre-installed, ensuring convenience in installation.

Benefits:

  • Complete Ring Set: Includes top compression, second compression, and oil control rings
  • Pre-Installed Rings: Rings are already assembled on the pistons for ease of use
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Sneed4Speed - Corporate Logo
T#:26538326
Part#: BSMBS
Ships in 1 Business Day
$ 94.99 USD
Free Shipping on orders $49 and up


Sneed4Speed - Corporate Logo
T#:19230372
Part#: R53FPS-.5
Ships in 1 Business Day
$ 699.00 USD
Free Shipping on orders $49 and up
"0.50" will be printed on the pistons. Please inspect before install.

MINI R53 R52 W11 Sneed4Speed Forged Street Series Piston Set

A high-performance piston upgrade designed to optimize the engine performance of your Mini R53 or R52 with the W11 engine. Engineered by Sneed4Speed, these forged pistons offer superior strength and durability compared to stock pistons, allowing for higher compression ratios and increased power output. With precision machining and tight tolerances, these pistons ensure optimal fitment and reliable performance under high-stress conditions. Upgrade your Mini's engine with the MINI R53 R52 W11 Sneed4Speed Forged Street Series Piston Set for improved performance and reliability.

  • High-performance upgrade for Mini R53 or R52 with W11 engine
  • Forged construction for superior strength and durability
  • Allows for higher compression ratios and increased power output
  • Precision machining for optimal fitment
  • Reliable performance under high-stress conditions
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Genuine MINI - Corporate Logo
T#:33889
Part#: 11311487189
Ships in 3 Business 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#:34491
Part#: 11347513024
Ships in 3 Business Days
6% off MSRP $ 62.99

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

$ 58.99 USD
Free Shipping on orders $49 and up
6% off MSRP
$ 62.99

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

$ 58.99 USD
Free Shipping on orders $49 and up
Genuine MINI EXHAUST VALVE
Fits BMW Engines including:
W10,W11


Genuine MINI - Corporate Logo
T#:405667
Part#: 11111485171
Ships in 3 Business 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#:522052
Part#: 11247620970
Ships in 3 Business Days
9% off MSRP $ 45.99

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

$ 41.99 USD
Free Shipping on orders $49 and up
9% off MSRP
$ 45.99

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

$ 41.99 USD
Free Shipping on orders $49 and up
Genuine MINI Bracket For Crankshaft Sensor
For vehicles with production to 9/2009
Genuine MINI - Corporate Logo
T#:40628
Part#: 12527568525
Ships in 3 Business 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#:511246
Part#: 11247586035
Ships in 3 Business Days
4% off MSRP $ 45.99

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

$ 43.99 USD
Free Shipping on orders $49 and up
4% off MSRP
$ 45.99

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

$ 43.99 USD
Free Shipping on orders $49 and up


Genuine MINI - Corporate Logo
T#:27605438
Part#: 11241021377
Ships in 3 Business Days
6% off MSRP $ 47.99

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

$ 44.99 USD
Free Shipping on orders $49 and up
6% off MSRP
$ 47.99

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

$ 44.99 USD
Free Shipping on orders $49 and up
Genuine MINI - Corporate Logo
T#:516854
Part#: 11377539967
Special Order: No Guaranteed ETA
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 on orders $49 and up
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 on orders $49 and up