1. Engine Rocker & Valve Covers Items
  2. sku: 10221573782539761
  3. DEMOTOR PERFORMANCE R27251

DEMOTOR PERFORMANCE R27251 Ls Tall Valve Covers For 4.8 5.3 5.7 6.0L

fits model: Ls1, Ls2, Ls3, Ls6, Ls7. make: Chevy.

R27251 Demotor Performance For Chevy Ls Ls1 Ls2 Ls3 Ls6 Ls7 4.8 5.3 5.7 6.0l Smooth Tall Valve Covers Black

( Brand: Demotor Performance ), ( Manufacturer Part Number: R27251 ), ( Oe/oem Part Number: 8082-3bk, 8082-3, Jm8082-3, Jm8082-3bk, Jm80823, Jm80823bk ), ( Type: Valve Cover Set ), ( Finish: Black ), ( Items Included: Mounting Hardware ), ( Material: Cast Aluminum ), ( Mounting Style: Center Bolt ), ( Height: 4.25 )

Review DEMOTOR PERFORMANCE For Chevy Ls 4.8 5.3 5.7 6.0l Smooth Tall Valve Covers Black fits LS1 LS2 LS3 LS6 LS7

Introducing the Demotor Performance R27251 Tall Valve Covers, a high-performance upgrade for your Chevrolet LS engine. These valve covers are meticulously designed to provide superior engine protection and an aesthetically pleasing appearance for your LS LS1, LS2, LS3, LS6, LS7, 4.8, 5.3, 5.7, and 6.0 liter engines.

The R27251 Tall Valve Covers are crafted from premium materials, ensuring durability and longevity. Each cover features a robust aluminum construction that resists corrosion and heat, making them an excellent choice for high-performance applications. The covers are finished with a high-gloss black coating, giving them a sleek and polished look that complements the design of your engine.

One of the standout features of these valve covers is their increased height, which offers several benefits. The tall design provides better sealing, reducing the risk of oil leaks and ensuring optimal engine performance. The additional height also allows for the installation of aftermarket oil pumps and other performance accessories.

The Demotor Performance R27251 Tall Valve Covers are designed with a modular breather system that permits the use of various breather options, including the OEM breather setup, a catch can, or an external breather system. This flexibility enables you to customize the setup to suit your specific needs and preferences.

Installation of the R27251 Tall Valve Covers is a straightforward process, thanks to their plug-and-play design. They come with all necessary hardware, including gaskets, bolts, and breather hoses, making the installation process hassle-free.

Upgrading your engine with the Demotor Performance R27251 Tall Valve Covers is not just about looks, but also about enhancing the overall performance of your Chevrolet LS engine. Their robust design, increased height, and modular breather system make them an essential upgrade for any LS engine enthusiast seeking optimal engine protection, reliability, and customization options.

Pros and Cons of Buying Demotec Performance R27251 Valve Covers for Chevy LS Engines

Introduction:

The Demotec Performance R27251 Valve Covers are aftermarket parts designed to improve the performance and aesthetic appeal of Chevy LS engines (LS, LS1, LS2, LS3, LS6, LS7, 4.8L, 5.3L, 5.7L, 6.0L, and 6.0L LS2). In this article, we will discuss the key advantages and disadvantages of purchasing these valve covers.

Pros:

1. Enhanced Performance: The Demotec Performance R27251 Valve Covers feature a larger intake port, which allows for better airflow into the engine. This results in improved combustion and increased horsepower.

2. Improved Cooling: These valve covers come with larger cooling ports, which help dissipate heat more efficiently. This is beneficial for high-performance applications where the engine runs hot.

3. Aesthetic Appeal: These valve covers have a sleek and modern design that can enhance the look of your engine compartment. They are often preferred by enthusiasts who want to make their engines stand out.

4. Durability: The Demotec Performance R27251 Valve Covers are made from high-quality materials, such as aluminum, which makes them more durable than the stock covers. This is important for high-performance applications where the engine experiences increased stress and heat.

Cons:

1. Cost: Aftermarket valve covers can be more expensive than the stock covers. The Demotec Performance R27251 Valve Covers are no exception.

2. Installation Complexity: Installing aftermarket valve covers can be more complicated than installing stock covers, as they may require additional modifications to the engine or intake system.

3. Compatibility: It is essential to ensure that the Demotec Performance R27251 Valve Covers are compatible with your specific engine model and configuration before making a purchase.

Conclusion:

The Demotec Performance R27251 Valve Covers offer several advantages for Chevy LS engine owners, including improved performance, cooling, and aesthetic appeal, as well as increased durability. However, they also come with some disadvantages, such as a higher cost, installation complexity, and potential compatibility issues. Ultimately, the decision to purchase these valve covers depends on your specific needs, budget, and preferences. If you are looking for improved performance and a sleeker appearance for your engine, these valve covers may be worth the investment. However, if you are on a tight budget or prefer the stock look, you may want to consider other options.

Details:

Material: Cast Aluminum. Surface Finish: Black. OE Numbers: 8082-3BK, 8082-3, JM8082-3, JM8082-3BK, JM80823, JM80823BK. Baffled: Yes.

LS1, LS2, LS3, LS6, LS7. Compatible with Gen III IV LS ignition coils. height : 4.25 Tall. For Chevy Small Block V8 Gen III/IV LS Based engines, including.

Mounting: Bolt Style. Hardware: Full set of mounting hardware, gaskets, spacers, oil fill caps, and coil brackets included.

specifications rockercove:

  • for models: Ls1, Ls2, Ls3, Ls6, Ls7
  • for makes: Chevy
  • brand: Demotor Performance
  • mpn: R27251
  • oe/oem part number: 8082-3bk, 8082-3, Jm8082-3, Jm8082-3bk, Jm80823, Jm80823bk
  • type: Valve Cover Set
  • finish: Black
  • items included: Mounting Hardware
  • material: Cast Aluminum
  • mounting style: Center Bolt
  • height: 4.25

shipping rockercove:

  • transit: 3-6 Days
  • cost: $0.00
  • service: FedEx Ground / FedEx Home Delivery
  • carrier: FedEx
  • class: Standard
  • type: Fixed

seller rockercove:

  • city: Ontario, California
  • # reviews: 78351
  • rating: 99.2%

payments rockercove:

  • credit card: Visa
  • other
  • wallet: Google-pay

returns rockercove:

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

general rockercove:

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

offer rockercove:

  • best offers: True
  • options: Ship-to-home
  • sold: 0
  • started: November 16, 2025
  • quantity: 10
  • availability: In Stock
for models: ls1, ls2, ls3, ls6, ls7, for makes: chevy, oe/oem part number: 8082-3bk, 8082-3, jm8082-3, jm8082-3bk, jm80823, jm80823bk, type: valve cover set, finish: black, items included: mounting hardware, mounting style: center bolt,
category: auto parts > engines engine parts > valvetrain components > rocker valve covers, color: black, material: cast aluminum, height: 4.25, sku: 10221573782539761,

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