BMW Internal Engine Parts for BMW F80 M3 S55 3.0L

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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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Bremmen Parts - Corporate Logo
T#:36913364
Part#: 11377589883
Ships on Sep 28, 2026
Sale - Save 20% $ 614.99

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

$ 491.22 USD
Free Shipping on orders $49 and up
Sale - Save 20%
$ 614.99

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

$ 491.22 USD
Free Shipping on orders $49 and up

This eccentric shaft is a vital component of your BMW's N55 Valvetronic system, responsible for precise control of valve lift. In the N55 engine, the Valvetronic system uses intermediate levers between the camshaft and lifters to adjust valve lift dynamically. These levers are actuated by this eccentric shaft, which is rotated by an electronically controlled motor under the direction of the engine computer.

Eccentric shaft failure is a common issue in N55 engines, often caused by inadequate lubrication due to extended oil change intervals. The most frequent failure occurs when the eccentric shaft gear wears down, leading to disengagement from the motor's worm drive. Symptoms include multiple fault codes, such as P1014 (Shaft Parity Error), P1017 (Shaft Sensor Plausibility), P1023 (Valvetronic Adjustment Range), and P10E1 (Valvetronic System No Travel Detected).

If your BMW is experiencing Valvetronic-related fault codes, a failing eccentric shaft could be the source of the problem. Opt for this premium direct replacement from Bremmen Parts to restore your Valvetronic system's functionality and ensure a durable, high-quality repair.

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Packaged by Turner - Corporate Logo
T#:22789670
Part#: S55SHAFTRPCKT
Ships in 1 day
$ 1,209.99

This product was last offered at the strikethrough price on
06-19-2026

$ 1,208.99 USD
Free Shipping on orders $49 and up
$ 1,208.99 USD
Free Shipping on orders $49 and up

Ensure the peak performance of your BMW N55 or S55 engine with Turner Motorsport's Eccentric Shaft Replacement Kit. This all-inclusive kit features essential components, including:

  • Camshaft
  • Eccentric Shaft Bearing
  • Valve Cover Gasket Set
  • Gasket

Designed for precision and durability, this kit guarantees optimal engine performance and longevity. Rely on Turner Motorsport for top-quality replacement parts that adhere to the highest standards.

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Schrick - Corporate Logo
T#:637691
Part#: SCHCSSS55238/272
Back Ordered
$ 1,899.99 USD
Free Shipping on orders $49 and up
High-performance camshafts are key to increasing the top-end power output of your S55 engine at high boost. 238/272 degree, 10.6mm/10.5mm lift. Perfectly compatible with OE valves, springs, VANOS, Valvetronic etc
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Packaged by Turner - Corporate Logo
T#:21735862
Part#: CAMGSKTN55S55KT
Ships in 1 day
$ 1,209.99

This product was last offered at the strikethrough price on
06-19-2026

$ 1,208.99 USD
Free Shipping on orders $49 and up
$ 1,208.99 USD
Free Shipping on orders $49 and up
When it comes to optimizing the performance and longevity of your BMW N55 or S55 engine, few upgrades can rival the impact of replacing the camshaft, bearings, and gaskets. These essential components play a pivotal role in your engine's overall health and performance, and upgrading them can deliver a host of benefits, from increased power to enhanced reliability. In this article, we'll explore the advantages of investing in these critical upgrades for your BMW N55 or S55 engine. Improved Performance: Upgrading your BMW N55 or S55 engine with a new camshaft can significantly boost its performance. A high-quality camshaft can optimize valve timing, leading to improved airflow and combustion efficiency. This, in turn, results in increased horsepower and torque, providing you with a more exhilarating driving experience. If you're seeking that extra punch when you hit the gas pedal, a new camshaft is the way to go. Enhanced Durability: The camshaft, bearings, and gaskets are fundamental components of your engine's internal structure. Over time, wear and tear can cause these parts to degrade, potentially leading to catastrophic engine failure. By replacing these components with high-quality, performance-oriented alternatives, you're not only increasing horsepower but also reinforcing the engine's durability. This can help prevent costly breakdowns and extend the life of your BMW engine. Optimal Efficiency: Efficiency is a key factor in engine performance. Worn-out bearings and gaskets can lead to oil leaks and reduced engine efficiency. Replacing them ensures a tighter seal, minimizing oil leaks and maintaining the proper lubrication for all moving parts. This leads to better fuel efficiency and a smoother, more reliable engine operation, all while reducing maintenance costs in the long run. Increased Resale Value: Investing in high-quality components like camshafts, bearings, and gaskets not only enhances your driving experience but also adds value to your BMW. When it's time to sell or trade-in your vehicle, potential buyers or dealerships will recognize the value of these upgrades, making your car more desirable and potentially increasing its resale value. Kit for All N55/S55 Engines
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Packaged by Turner - Corporate Logo
T#:1653160
Part#: S55CHUB1KT
Ships in 5 Business Days
$ 1,271.99 USD
Free Shipping
$ 1,271.99 USD
Free Shipping
Under certain conditions, the N55/S55 crank hub likes to spin, without warning and even when the engine is in perfect health. This kit includes every thing needed to prevent that issue from happening and gives you peace of mind.
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