BMW Internal Engine Parts for BMW X Series E71 (2008-2014)

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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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ACL - Corporate Logo
T#:34114210
Part#: 8B1578H-STD
In Stock
$ 234.99 USD
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$ 234.99 USD
Free Shipping on orders $49 and up

Introducing the BMW N63/S63 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 BMW N63 and S63 engines found in many newer BMWs, 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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JE Piston - Corporate Logo
T#:25938628
Part#: JE338095
Back Ordered
$ 1,349.99 USD
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Upgrade your BMW's engine with JE Pistons designed for extreme applications, including professional competition, from Turner Motorsport. The N54B30 84.5mm Bore 9.5:1 Kit features high-tensile forged aluminum construction using 2618 T6 alloy for superior strength. Smooth flowing radii on domes and dishes ensure excellent flame travel, while included rings provide added convenience.

  • Engineered for extreme applications, including professional competition
  • High-tensile forged aluminum construction for superior strength
  • Smooth flowing radii on domes and dishes enhance flame travel
  • Includes rings for added convenience
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ACL - Corporate Logo
T#:34114247
Part#: 5M1573H-STD
Back Ordered
$ 409.99 USD
Free Shipping on orders $49 and up

Introducing the ACL Race Series High-Performance Main Bearing Set, meticulously crafted for BMW N63 and S63 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 M 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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JE Piston - Corporate Logo
T#:18501472
Part#: 367877
In Stock at Vendor
$ 1,674.99 USD
Free Shipping on orders $49 and up
Ultra Series Set Of 6 Pistons - 84.00mm Bore, 9.50:1 CR The JE Pistons Ultra Series Set for the BMW N54B30 features 6 forged pistons with an 84.00mm bore and a 9.50:1 compression ratio. Designed for turbocharged applications, these lightweight, high-strength pistons are optimized for performance and durability under high boost. The kit includes anti-friction skirt coatings, and advanced piston rings for better sealing and efficiency, making it perfect for high-power builds. Ideal for enthusiasts seeking increased performance and reliability for their BMW N54 engine.
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JE Piston - Corporate Logo
T#:33612915
Part#: 338094
In Stock at Vendor
$ 1,349.99 USD
Free Shipping on orders $49 and up
The JE Pistons kit for the BMW N54 engine is built for serious performance and reliability. These forged aluminum pistons are engineered to handle the high boost demands of the 3.0L twin-turbo inline-six. Lightweight for improved throttle response, they feature optimized designs for better combustion efficiency. With options for custom compression ratios and coatings, this kit is perfect for high-horsepower builds, ensuring durability whether on the street or the track.
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JE Piston - Corporate Logo
T#:33612920
Part#: 338095
Back Ordered
$ 1,349.99 USD
Free Shipping on orders $49 and up
The JE Pistons kit for the BMW N54 engine is built for serious performance and reliability. These forged aluminum pistons are engineered to handle the high boost demands of the 3.0L twin-turbo inline-six. Lightweight for improved throttle response, they feature optimized designs for better combustion efficiency. With options for custom compression ratios and coatings, this kit is perfect for high-horsepower builds, ensuring durability whether on the street or the track.
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JE Piston - Corporate Logo
T#:33612897
Part#: 3380966
In Stock at Vendor
$ 1,649.99 USD
Free Shipping on orders $49 and up
JE Pistons for the N55 engine are precision-engineered for BMW’s single-turbo 3.0L inline-six. These forged pistons are built for high-performance applications, offering exceptional strength and durability under extreme conditions. Designed to handle high boost pressures and increased power, they feature optimized crown shapes and valve reliefs to improve combustion efficiency. Their lightweight construction reduces rotational mass, enhancing throttle response and engine efficiency. With customizable options for compression ratios and coatings, JE Pistons are ideal for tuning and motorsport setups, ensuring reliable performance in both street and track environments.
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JE Piston - Corporate Logo
T#:33612912
Part#: 361360
Back Ordered
$ 1,574.99 USD
Free Shipping on orders $49 and up
N54B30 3.0T 85MM 9.5:1 JE Pistons for the N54 engine are built for high performance, utilizing forged aluminum for maximum strength and reliability under high boost conditions. Designed specifically for BMW’s twin-turbo 3.0L inline-six, these pistons offer optimized combustion efficiency with precision-engineered domes and valve reliefs. Their lightweight design reduces engine stress, enhancing throttle response and power output. With customizable compression ratios and coatings, JE Pistons are perfect for tuning and high-performance applications, offering durability and performance for both street and track use.
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JE Piston - Corporate Logo
T#:33846578
Part#: 338096S
Back Ordered
$ 349.99 USD
Free Shipping on orders $49 and up

B

JE Pistons BMW N55B30 Piston - 3.307 in Bore

Transform your BMW N55B30 engine with the high-performance JE Pistons Piston, engineered for those who demand power, efficiency, and reliability. With a precise 3.307-inch bore size, this piston is designed to enhance combustion dynamics, resulting in improved horsepower and torque. Crafted from premium forged aluminum, the JE piston is built to endure the rigors of high-performance driving, making it an ideal choice for both track enthusiasts and everyday drivers.

Key Features:

  • Optimized Design: Each piston is meticulously crafted to ensure a perfect fit for the N55B30 engine, maximizing combustion efficiency and overall engine performance.
  • 3.307-Inch Bore: This specific bore size enhances airflow and combustion efficiency, enabling your engine to unleash its full power potential while maintaining reliability.
  • Durable Forged Construction: Made from high-quality forged aluminum, this piston offers exceptional strength and lightweight properties, making it capable of withstanding extreme conditions found in performance applications.
  • Enhanced Combustion Characteristics: The uniquely designed piston crown promotes efficient fuel burn, reducing the chances of detonation and improving power delivery across the RPM range.
  • Trusted Performance: JE Pistons are renowned in the automotive community for their durability and reliability, making them a preferred choice for high-performance builds.

Applications:

  • Fits BMW N55B30 Engines – Perfect for high-performance applications, whether on the track or on the street.
  • Ideal for builders looking to enhance their engine’s capabilities, ensuring maximum power and efficiency.

Technical Specifications:

  • Bore Size: 3.307 inches, specifically designed for optimal performance in the N55B30 engine.
  • Material: Premium forged aluminum for lightweight and strength.
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JE Piston - Corporate Logo
T#:33846580
Part#: 367878S
Back Ordered
$ 349.99 USD
Free Shipping on orders $49 and up

B

JE Pistons BMW N54B30 Ultra Series Piston - 3.327in Bore (9.5:1 Compression Ratio)

Enhance your BMW N54B30 engine’s performance with the JE Pistons Ultra Series Piston, engineered for those who seek uncompromising power and precision. Featuring a 3.327-inch bore and a 9.5:1 compression ratio, this piston is specifically designed to optimize combustion efficiency and maximize horsepower, making it an excellent choice for both street enthusiasts and competitive racers.

Key Features:

  • Precision 3.327-Inch Bore: Tailored for the N54B30 platform, this bore size enhances airflow and combustion, translating to significant gains in horsepower and torque while maintaining engine reliability.
  • Balanced 9.5:1 Compression Ratio: This ideal compression ratio allows for responsive throttle performance, making it suitable for various setups, including turbocharged applications where power and efficiency are paramount.
  • Ultra Series Forged Construction: Crafted from premium forged aluminum, this piston provides a robust combination of strength and lightweight characteristics, ensuring durability under high-stress conditions.
  • Advanced Combustion Chamber Design: The uniquely shaped piston crown promotes efficient fuel atomization and burn, enhancing overall engine performance and reducing the risk of pre-ignition or detonation.
  • Engineered for Performance: JE Pistons are known for their commitment to quality, ensuring that each piston meets stringent performance standards for reliability and longevity.

Applications:

  • Designed for BMW N54B30 Engines – Ideal for high-performance builds, whether for spirited street driving or competitive motorsport.
  • Perfect for enthusiasts looking to boost power in turbocharged or naturally aspirated configurations.

Technical Specifications:

  • Bore Size: 3.327 inches, ensuring optimal fit and performance for the N54B30 engine.
  • Compression Ratio: 9.5:1, balancing power output with engine safety.
  • Material: High-strength forged aluminum, offering superior durability and performance.
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JE Piston - Corporate Logo
T#:33612895
Part#: 367879
Back Ordered
$ 1,674.99 USD
Free Shipping on orders $49 and up
JE Pistons for the N55 engine are high-performance forged pistons designed for BMW’s single-turbo 3.0L inline-six. Built for strength and durability under high boost, they feature optimized crown shapes and valve reliefs for better combustion. The lightweight design reduces rotational mass, improving throttle response and efficiency. With options for compression ratios and coatings, these pistons are perfect for tuning and motorsport use, delivering reliable performance on the street or track.
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JE Piston - Corporate Logo
T#:33612896
Part#: 367880
Back Ordered
$ 1,674.99 USD
Free Shipping on orders $49 and up
JE Pistons for the N55 engine are high-performance forged pistons designed for BMW’s single-turbo 3.0L inline-six. Built for strength and durability under high boost, they feature optimized crown shapes and valve reliefs for better combustion. The lightweight design reduces rotational mass, improving throttle response and efficiency. With options for compression ratios and coatings, these pistons are perfect for tuning and motorsport use, delivering reliable performance on the street or track.
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JE Piston - Corporate Logo
T#:33612902
Part#: 338097
Back Ordered
$ 1,649.99 USD
Free Shipping on orders $49 and up
JE Pistons for the N55 engine are precision-engineered for BMW’s single-turbo 3.0L inline-six. These forged pistons are built for high-performance applications, offering exceptional strength and durability under extreme conditions. Designed to handle high boost pressures and increased power, they feature optimized crown shapes and valve reliefs to improve combustion efficiency. Their lightweight construction reduces rotational mass, enhancing throttle response and engine efficiency. With customizable options for compression ratios and coatings, JE Pistons are ideal for tuning and motorsport setups, ensuring reliable performance in both street and track environments.
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