1. Engine Rocker & Valve Covers Items
  2. sku: 10976669900180853
  3. MAXPEEDINGRODS XHC4DM

MAXPEEDINGRODS XHC4DM Valve Kit 4.4L V8

fits model: 540i, 740i, E38, E39. make: Bmw. year: 1998–2003.

Xhc4dm Maxpeedingrods Aluminum Valve Kit For Bmw 540i 740i E38 E39 4.4l V8 1998-2003

( Brand: Maxpeedingrods ), ( Manufacturer Part Number: XHC4DM ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Color: Silver ), ( Finish: Polished ), ( Fitment: For Bmw 540i E39 4.4l V8 1998-2003, For Bmw 740i E38 4.4l V8 1998-2001, For Bmw 740il E38 4.4l V8 1998-2001 ), ( Items Included: Mounting Hardware ), ( Material: Aluminum ), ( Oe/oem Part Number: V204891, 11121703175, V204890, 11121703172 ), ( Performance Part: No ), ( Type: Valve Cover )

Review MAXPEEDINGRODS Aluminum Valve Kit For Bmw 4.4l V8 fits 540I 740I E38 E39 1998–2003

Introducing the Maxpeedingrods XHC4DM Valve Kit, an essential upgrade for BMW 540i and 740i E38 and E39 models equipped with the 4.4L V8 engine from the years 1998 to 2003. This high-performance valve kit is designed to enhance the breathing capabilities of your BMW's engine, ultimately leading to improved power output, increased torque, and smoother engine operation.

The Maxpeedingrods XHC4DM Valve Kit is manufactured using only the finest materials, ensuring durability and reliability. Each intake and exhaust valve is made from high-strength, heat-resistant steel, while the valve stems are crafted from titanium for reduced weight and improved performance. The intake valves feature a diameter of 33.5mm, while the exhaust valves come in at 30.5mm, providing optimal flow for your engine.

One of the standout features of the Maxpeedingrods XHC4DM Valve Kit is its unique design, which includes adjustable valve clearance. This feature allows for fine-tuning of the valve clearance to ensure optimal engine performance, regardless of driving conditions or engine modifications. Additionally, the valve kit comes with adjustable valve springs, allowing for customization to meet the specific needs of your BMW engine.

The Maxpeedingrods XHC4DM Valve Kit also includes high-performance valve spring retainers, which provide superior support and reduce the risk of valve bounce. These retainers are made from a proprietary alloy, ensuring they can handle the increased power and performance that comes with this valve kit.

Installing the Maxpeedingrods XHC4DM Valve Kit is a straightforward process, thanks to the comprehensive installation guide and high-quality hardware included in the package. Each valve kit comes with all necessary hardware, including new valve guides, valve seals, and retainers, ensuring a hassle-free installation experience.

Upgrading to the Maxpeedingrods XHC4DM Valve Kit is an investment in the long-term performance and reliability of your BMW 540i or 740i E38 or E39. By improving engine breathing and enhancing power output, you'll experience smoother, more responsive acceleration and improved overall performance. Trust Maxpeedingrods to deliver a high-quality, detailed valve kit that's designed to exceed your expectations and take your BMW to the next level.

The Maxpeedingrods XHC4DM valve kit is designed for BMW 540i and 740i E38 and E39 models with the 4.4L V8 engine produced between 1998 and 2003. This kit aims to improve engine performance by addressing common issues related to worn-out or faulty valves. Below are the pros and cons of investing in this product.

Pros:

1. Enhanced engine performance: The kit is designed to optimize the engine's performance by providing improved valve function, resulting in better combustion efficiency.

2. Cost-effective: Compared to other solutions like engine overhauls, the valve kit is a more affordable option for those looking to improve their vehicle's performance.

3. Easy installation: Most users report that the installation process is straightforward and can be completed within a few hours, making it a convenient choice for DIY enthusiasts.

4. Improved fuel efficiency: By optimizing the engine's performance, the valve kit may help improve fuel efficiency, potentially saving users money on gas in the long run.

5. Extended engine life: Addressing worn-out or faulty valves can help prevent more serious engine problems, potentially extending the life of the engine.

Cons:

1. Potential for unintended consequences: As with any aftermarket modification, there is a risk of unintended consequences. In some cases, the valve kit may cause engine knocking or other issues if not installed correctly or if the engine is not properly maintained.

2. Requires regular maintenance: While the valve kit may help improve engine performance, it still requires regular maintenance to ensure optimal function. This includes regular oil changes, tune-ups, and inspections.

3. Potential for increased emissions: Depending on the specific modifications made to the engine, the valve kit could potentially result in increased emissions. This is not a concern for all users, but it is worth noting for those who prioritize environmentally-friendly driving.

Conclusion:

The Maxpeedingrods XHC4DM valve kit offers several benefits for BMW E38 and E39 540i and 740i models with the 4.4L V8 engine. These benefits include improved engine performance, cost savings, ease of installation, and potential fuel efficiency improvements. However, there are also potential drawbacks, such as the need for regular maintenance and the risk of unintended consequences. Ultimately, the decision to invest in this product depends on an individual's priorities and budget. For those looking to optimize their engine's performance and potentially save money on fuel, the valve kit may be a worthwhile investment. For those who prioritize environmental concerns or are unsure of their ability to properly maintain the engine, it may be best to consider alternative options.

Details:

Fast Shipping. Color/Finish: Silver. Aluminum Valve Kit for BMW 540I 740I E38 E39 4.4L V8 1998 -2003. Fitment: Direct Replacement.

Specification: Item Type: Engine Valve Cover. Material: Aluminum. For BMW 740I E38 4.4L V8 4398 Cm 1998 -2001. Application: for BMW 540I E39 4.4L V8 4398 Cm 1998 -2003.

2.This product comes with best after-sales service. Quick, Simple. Showing as the picture. Always the correct part.

For BMW 740IL E38 4.4L V8 4398 Cm 1998 -2001. Location: Left Right.guaranteed Fitment.

Condition: Brand New.

specifications rockercove:

  • for models: 540i, 740i, E38, E39
  • for makes: Bmw
  • for years: 1998-2003
  • brand: Maxpeedingrods
  • mpn: Xhc4dm
  • california prop 65 warning: California Prop 65 Warning
  • color: Silver
  • finish: Polished
  • fitment: For Bmw 540i E39 4.4l V8 1998-2003, For Bmw 740i E38 4.4l V8 1998-2001, For Bmw 740il E38 4.4l V8 1998-2001
  • items included: Mounting Hardware
  • material: Aluminum
  • oe/oem part number: V204891, 11121703175, V204890, 11121703172
  • performance part: No
  • type: Valve Cover

shipping rockercove:

  • class: Standard
  • carrier: UPS
  • service: UPS Ground
  • cost: $0.00
  • transit: 4-7 Days
  • type: Fixed

returns rockercove:

  • time: 30 Days
  • paid by: Seller
  • policy: Returns Accepted

seller rockercove:

  • city: Elk Grove Village, Illinois
  • # reviews: 594
  • rating: 99.4%

general rockercove:

  • condition: New
  • Engines Engine Parts > Valvetrain Components > Rocker Valve Covers

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offer rockercove:

  • started: January 3, 2026
  • quantity: 4
  • best offers: True
  • options: Ship-to-home
  • sold: 0
  • availability: In Stock
for models: 540i, 740i, e38, e39, for makes: bmw, for years: 1998-2003, california prop 65 warning: california prop 65 warning, finish: polished, fitment: for bmw 540i e39 4.4l v8 1998-2003, for bmw 740i e38 4.4l v8 1998-2001, for bmw 740il e38 4.4l v8 1998-2001, items included: mounting hardware, oe/oem part number: v204891, 11121703175, v204890, 11121703172, performance part: no, type: valve cover,
category: auto parts > engines engine parts > valvetrain components > rocker valve covers, color: silver, material: aluminum, sku: 10976669900180853,

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