BMW Internal Engine Parts for BMW 3 Series G20 (2019+)

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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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5mm Single Groove Valve Keeper - Set Of 24
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Supertech - Corporate Logo
T#:21604314
Part#: KPR-5.0-7S-24
In Stock
$ 72.99 USD
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Two required per valve, for use with certain supertech valves 5.0mm single groove
VENT PIPE
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Genuine BMW - Corporate Logo
T#:635828
Part#: 11158699312
Ships in 1 day
4% off MSRP $ 49.99

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

$ 47.99 USD
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4% off MSRP
$ 49.99

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

$ 47.99 USD
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Common signs of a bad breather include oil leaks, excessively high idle, and a decrease in engine performance, power, and acceleration.
Genuine BMW Crankshaft Socket Tool - S50 3.0L, S54 3.2L, B48/46 B58 ...
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Genuine BMW - Corporate Logo
T#:170499
Part#: 83300491056
Ships in 4 Business Days
$ 113.99 USD
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$ 113.99 USD
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Working on your S50/S54 or B series timing system? Then you need this adapter that will allow you to turn the engine over at the crankshaft with a socket wrench. BMW tool number: 11 5 100

CENTRAL VALVE VANOS
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Genuine BMW - Corporate Logo
T#:528041
Part#: 11368617694
Ships in 1 day
6% off MSRP $ 212.99

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

$ 199.99 USD
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6% off MSRP
$ 212.99

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

$ 199.99 USD
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ECCENTRIC SHAFT
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Genuine BMW - Corporate Logo
T#:545293
Part#: 11378630463
In Stock
Sale - Save 8% $ 1,158.99

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

$ 1,070.99 USD
Limited Qty Sale
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Sale - Save 8%
$ 1,158.99

This product was last offered at the strikethrough price on
06-15-2026

$ 1,070.99 USD
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Race Series High Performance Connecting Rod Bearing Set - BMW B58 ...
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ACL - Corporate Logo
T#:21670127
Part#: 6B1510H-STD
In Stock
$ 261.99

This product was last offered at the strikethrough price on
06-08-2026

$ 260.99 USD
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$ 260.99 USD
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Introducing the BMW B58 Race Series High-Performance Con Rod Bearing Set by Automotive Components Limited. Elevate your BMW's performance with these precision-engineered con rod bearings, specifically designed for performance BMW engines.

Key Features:

Premium Quality: Crafted with the utmost precision and durability, this con rod bearing set ensures high performance and reliability for your BMW. Race Series Design: Engineered to meet the demands of race applications, these bearings are well-suited for high-performance driving scenarios. Enhanced Engine Protection: The bearings provide essential protection for your engine components, ensuring their longevity even under extreme conditions. Perfect Fit: Designed to seamlessly fit the BMW B58 engine, these bearings are a direct replacement for your stock components. Improved Performance: Experience enhanced engine performance and responsiveness, making it ideal for racing and high-performance driving. Upgrade your BMW with the Race Series High-Performance Con Rod Bearing Set from Automotive Components Limited. Enhance your vehicle's performance and enjoy peace of mind knowing your engine is protected by top-quality components.

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VANOS CENTRAL VALVE B46 B48 B58
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Genuine BMW - Corporate Logo
T#:542583
Part#: 11368696446
Ships in 1 day
13% off MSRP $ 223.19

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

$ 193.83 USD
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13% off MSRP
$ 223.19

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

$ 193.83 USD
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Turner Motorsport Genuine BMW Vanos Central Valve (Long)

Introducing the Genuine BMW Vanos Central Valve (Long) by Turner Motorsport, the perfect replacement for the VANOS central valve located within the VANOS sprockets. This authentic BMW part guarantees precise fitment and dependable performance.

Benefits:

  • Genuine BMW quality assurance
  • Direct replacement for VANOS central valve
  • Ensures optimal VANOS system functionality

Upgrade your BMW's VANOS system with the Turner Motorsport Genuine BMW Vanos Central Valve (Long) for lasting performance.

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Crankshaft Main Bearing Shell 3 (Brown - 55.00mm) - Priced Each ...
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Genuine BMW - Corporate Logo
T#:31556214
Part#: 11217926105
In Stock
Sale - Save 29% $ 39.99

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

$ 28.47 USD
Free Shipping on orders $49 and up
Sale - Save 29%
$ 39.99

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

$ 28.47 USD
Free Shipping on orders $49 and up

Genuine BMW Socket Wrench Insert
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Genuine BMW - Corporate Logo
T#:545909
Part#: 83302450487
In Stock
$ 67.99 USD
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Valve Keeper - M50, M52, S50US, S52, M52TU, M54, N52, N54, N62, S54, ...
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Genuine BMW - Corporate Logo
T#:14519
Part#: 11341461405
In Stock
$ 3.97 USD
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This is the OE BMW valve keeper (collet) used to hold the valve spring and seats in place on the valve stem. If you're doing any valve work on the engine these are an absolute must!

When doing any sort of repair or maintenance there is no replacement for genuine factory parts. Turner Motorsport carries the Genuine BMW brand with pride and has the parts you need to complete your next project with confidence.

Price is per keeper and each valve requires two.

This item fits the following BMWs:
2008-2012 E82 BMW 128i 135i 1M Coupe
1992-1999 E36 BMW 323is 323ic 325i 325is 325ic 328i 328is 328ic M3
1999-2005 E46 BMW 323i 323ci 325i 325ci 325xi 328i 328ci 330i 330ci 330xi
2001-2002 E46 BMW M3
2006-2010 E90 BMW 325i 325xi 328i 328xi 328i xDrive 330i 330xi 335d 335i 335xi 335i xDrive - Sedan
2006-2010 E91 BMW 325xi 328i 328xi 328i xDrive - Wagon
2007-2010 E92 BMW 328i 328xi 328i xDrive 335i 335is 335xi 335i xDrive - Coupe
2007-2010 E93 BMW 328i 335i - Convertible
1991-1995 E34 BMW 525i
1997-2003 E39 BMW 525i 528i 530i M5
2004-2010 E60 BMW 525i 525xi 530i 530xi 528i 528xi 528i xDrive 535i 535xi 535i xDrive 545i 550i
2004-2011 E63 BMW 645ci 650i
2002-2008 E65 BMW 745i 745li 750i 750li
2004-2010 E83 BMW X3 2.5i X3 3.0i X3 3.0si
2000-2006 E53 BMW X5 3.0i
2004-2006 E53 BMW X5 4.4i X5 4.8is
2007-2013 E70 BMW X5 3.0si X5 4.8i X5 xDrive35i X5 xDrive48i
2009+ E70 BMW X5M
2008+ E71 BMW X6 xDrive35i X6 xDrive50i
2009+ E71 BMW X6M
1997-2002 Z3 BMW Z3 2.3 Z3 2.5i Z3 2.8 Z3 3.0i M Roadster M Coupe
2003-2008 E85 BMW Z4 2.5i Z4 3.0i Z4 3.0si
2000-2003 E52 BMW Z8 Roadster
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Race Series High Performance Connecting Rod Bearing Set - BMW B46/B48...
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ACL - Corporate Logo
T#:34114211
Part#: 4B1510H-STD
In Stock
$ 128.99

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

$ 104.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
$ 128.99

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

$ 104.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up

Introducing the BMW B46/B48 Race Series High-Performance Con Rod Bearing Set by Automotive Components Limited. Elevate your BMW's performance with these precision-engineered con rod bearings, specifically designed for performance BMW engines.

Key Features:

Premium Quality: Crafted with the utmost precision and durability, this con rod bearing set ensures high performance and reliability for your BMW. Race Series Design: Engineered to meet the demands of race applications, these bearings are well-suited for high-performance driving scenarios. Enhanced Engine Protection: The bearings provide essential protection for your engine components, ensuring their longevity even under extreme conditions. Perfect Fit: Designed to seamlessly fit the BMW B46 and B48 engines, these bearings are a direct replacement for your stock components. Improved Performance: Experience enhanced engine performance and responsiveness, making it ideal for racing and high-performance driving. Upgrade your BMW with the Race Series High-Performance Con Rod Bearing Set from Automotive Components Limited. Enhance your vehicle's performance and enjoy peace of mind knowing your engine is protected by top-quality components.

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Genuine BMW Screw - 11127593207
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Genuine BMW - Corporate Logo
T#:31528
Part#: 11127593207
In Stock
$ 6.99 USD
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Genuine BMW Ball Pin -
This item fits the following BMW Chassis:
E71,E82,E89 Z4,E90,E92,E93,F06,F10,F12,F13,F15,F16,F22,F25 X3,F26 X4,F30,F31,F32,F33,F34,F36,F80 M3,F82 M4,F83

Fits BMW Engines including:
N20,N26,N55,S55

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Crankshaft Main Bearing Shell 1 (Blue - 55.00mm) - Priced Each ...
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Genuine BMW - Corporate Logo
T#:31522897
Part#: 11217926103
In Stock
Sale - Save 18% $ 39.99

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

$ 32.85 USD
Free Shipping on orders $49 and up
Sale - Save 18%
$ 39.99

This product was last offered at the strikethrough price on
05-15-2026

$ 32.85 USD
Free Shipping on orders $49 and up
Lower Bearing Shell
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Genuine BMW - Corporate Logo
T#:221514
Part#: 11247620970
Ships in 1 day
7% off MSRP $ 42.99

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

$ 39.99 USD
Free Shipping on orders $49 and up
7% off MSRP
$ 42.99

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

$ 39.99 USD
Free Shipping on orders $49 and up
Genuine BMW Bearing Shell - 11247620970
Genuine BMW Cylinder Head Bolt M11X188 -11128644674
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Genuine BMW - Corporate Logo
T#:213322
Part#: 11128644674
Ships in 1 day
10% off MSRP $ 15.70

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

$ 14.10 USD
Free Shipping on orders $49 and up
10% off MSRP
$ 15.70

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

$ 14.10 USD
Free Shipping on orders $49 and up


Genuine BMW Genuine BMW Cylinder Head Bolt M11X188 - 11128644674


Genuine BMW Water Pump - BMW G20-G23, G30-G32, G01-G02
For models with a production date up to 08/2020 without 48V Hybrid System
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Genuine BMW - Corporate Logo
T#:48780726
Part#: 11515B51A32
Ships in 1 day
New Item
9% off MSRP $ 261.99

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

$ 238.99 USD
Free Shipping on orders $49 and up
9% off MSRP
$ 261.99

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

$ 238.99 USD
Free Shipping on orders $49 and up
Genuine BMW Cooling system water pump, includes water pump gasket. Note: One thread contains self-tapping screw.

Genuine BMW Scavenge Air Line
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Genuine BMW - Corporate Logo
T#:49508968
Part#: 11155A99A73
Ships in 1 day
New Item
6% off MSRP $ 70.99

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

$ 66.99 USD
Free Shipping on orders $49 and up
6% off MSRP
$ 70.99

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

$ 66.99 USD
Free Shipping on orders $49 and up
Genuine BMW scavenge air line
Genuine BMW Intake Valve Spring
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Genuine BMW - Corporate Logo
T#:194180
Part#: 11347618835
Ships in 4 Business Days
11% off MSRP $ 17.99

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
11% off MSRP
$ 17.99

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

$ 15.99 USD
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Intake valve spring

Genuine BMW Set of 6 connecting rods
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Genuine BMW - Corporate Logo
T#:546138
Part#: 11248623419
Ships in 4 Business Days
5% off MSRP $ 1,309.99

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

$ 1,250.99 USD
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5% off MSRP
$ 1,309.99

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

$ 1,250.99 USD
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1 set needed per engine
Genuine BMW Replacement Powertrain/Engine Assembly - B58B30B - 11005A...
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Genuine BMW - Corporate Logo
T#:29732518
Part#: 11005A42D54KT
Ships in 7 Business Days
$ 20,001.99 USD
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Price includes $2200 core charge - refundable upon core return.

Genuine BMW Exhaust Camshaft Assembly - 11318631648
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Genuine BMW - Corporate Logo
T#:604944
Part#: 11318631648
Ships in 7 Business Days
3% off MSRP $ 1,116.99

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

$ 1,088.99 USD
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3% off MSRP
$ 1,116.99

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

$ 1,088.99 USD
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Valve Stem Seal Intake Side - Set Of 8 - BMW MINI B38 B46/48 ...
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Supertech - Corporate Logo
T#:14783496
Part#: VSI-BM50-IKT
Ships in 6 Business Days
$ 91.99

This product was last offered at the strikethrough price on
01-14-2026

$ 14.99 USD
Free Shipping on orders $49 and up
$ 14.99 USD
Free Shipping on orders $49 and up
Supertech Valve Seals are the final piece of the puzzle for your performance valvetrain. This is for a complete valve stem seal repair for the Intake side, you will need 8 of a different part for the exhaust side.
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Performance Conical Valve Spring - Set Of 24
B58B30 Applications Only
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Supertech - Corporate Logo
T#:21604324
Part#: SPR-FE20BE-24
Ships in 8 Business Days
$ 471.99 USD
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$ 471.99 USD
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Supertech has the high performance valvetrain components you need to take your build to the next level. Seat Pressure: 75 @ 37 Open Pressure: 155 @ 10 Max Lift: 12.2mm Coil Bind: 23.20mm Rate: 8 OutSpr.ID: 17.60mm InnSpr.OD: 21.00mm InnSpr.ID: 14.20mm
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Supertech High Performance Valve And Spring Kit - B58
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Supertech - Corporate Logo
T#:641511
Part#: SUP-HPVK-B58
Ships on Jul 27, 2026
$ 2,339.99 USD
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$ 2,339.99 USD
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Upgrade your valvetrain with Supertech components Kit Contains: 12 Nitride Intake Valves 24 Intake Valve Keepers 12 Inconel Exhaust Valves 24 Exhaust Valve Keepers 24 High Performance Valve Springs 24 Titanium Retainers
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5mm Single Groove Valve Keeper - Priced Each
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Supertech - Corporate Logo
T#:21604312
Part#: KPR-5.0-7S
Back Ordered
$ 3.99 USD
Free Shipping on orders $49 and up
Two required per valve, necessary use with certain supertech valves 5.0mm single groove
BMW Performance Rod Bearing Set - .25 Overize
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ACL - Corporate Logo
T#:25739334
Part#: 6B1510H-.25
Back Ordered
$ 275.99 USD
Free Shipping on orders $49 and up
Upgrade to ACL's Performance Tri-Metal Bearings for superior engine performance! High-performance Trimetal engine bearings Designed to withstand higher RPM conditions High-strength overlay plate with reduced thickness for improved fatigue properties
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ACL Race Series High Performance Main Bearing Set - BMW B58/S58 ...
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ACL - Corporate Logo
T#:34114251
Part#: 7M1512H-STD
Special Order: No Guaranteed ETA
$ 402.99

This product was last offered at the strikethrough price on
02-03-2026

$ 291.99 USD
Free Shipping on orders $49 and up
$ 291.99 USD
Free Shipping on orders $49 and up

Introducing the ACL Race Series High-Performance Main Bearing Set, meticulously crafted for BMW B58 and S58 engines. Take your BMW’s engine durability and performance to the next level with these race-proven main bearings, designed to handle the demands of aggressive driving and high-RPM scenarios.

Built with ACL’s Duraglide tri-metal technology, this main bearing set ensures exceptional oil flow and resistance to wear, even in extreme conditions. Engineered for performance, this upgrade is a direct replacement for stock BMW main bearings, providing enhanced strength and longevity without compromising factory tolerances.

Key Features:

Race-proven design: Ideal for performance builds, this complete set delivers superior oiling and heat resistance, making it perfect for high-RPM use. Precision fitment: Engineered specifically for BMW’s B and S series engines, offering a reliable solution for common crankshaft bearing wear issues. Duraglide technology: Featuring tri-metal construction, including a copper-lead base and high-strength overlay, for improved oil retention and reduced friction. High-load capacity: Designed to withstand the rigors of spirited driving and competition, preventing distortion and wear during peak performance. Optimized for high performance: Eliminates tin flash plating, allowing for better bearing-to-housing contact and improved durability under extreme pressure. Whether you're rebuilding your BMW for the track or simply want to ensure reliable performance under demanding conditions, the ACL Race Series Main Bearing Set offers the perfect upgrade solution. Boost your engine’s reliability and extend its lifespan with this high-performance bearing set.

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