1. Engine Rocker & Valve Covers Items
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  3. CUMMINS 187589

CUMMINS 187589 Rocker Lever Housing Gasket Ntc N855 3017750 3087741

fits model: Nt855, Nh.

3087741 Cummins 187589 Oem 3 Rocker Lever Housing Gasket For N855 Ntc Nh Nt855 3017750

( Brand: Cummins ), ( Manufacturer Part Number: 187589 ), ( Part Type: Lever Gasket Housing ), ( Oe/oem Part Number: 3017750 ), ( Items Included: Gasket )

Review CUMMINS Oem Rocker Lever Housing Gasket For Ntc fits NT855 NH

Introducing the Cummins 187589 rocker lever housing gasket, an essential component for maintaining the optimal performance of your engine. This gasket is specifically designed for use with Cummins engines featuring the model numbers N855, NTC, NH, and NT855, as well as the engine number 3017750.

Measuring approximately 5.7 inches in length and 3.5 inches in width, this gasket is fabricated from high-quality, heat-resistant materials that can withstand the extreme temperatures and pressures encountered in heavy-duty industrial applications. Its unique design ensures a perfect seal between the rocker lever housing and cylinder head, preventing the escape of gases and ensuring efficient combustion.

The Cummins 187589 rocker lever housing gasket is precision-engineered to meet the highest standards of quality and durability. Its multi-layered construction provides superior sealing capabilities, while its reinforced edges offer enhanced resistance to wear and tear. This gasket also features a precise, pre-formed shape that ensures easy installation and a perfect fit every time.

Installing this gasket is a straightforward process, even for those with little experience working on engines. Simply remove the old gasket, clean the surfaces to be gasketed, and apply a thin layer of sealing compound to the new gasket. Then, carefully align the gasket in place and secure it with the appropriate fasteners.

Investing in a high-quality rocker lever housing gasket like the Cummins 187589 is an essential step in maintaining the longevity and reliability of your engine. This gasket not only helps prevent costly engine damage caused by leaks, but also ensures peak engine performance and fuel efficiency.

So, whether you're a seasoned mechanic or a DIY enthusiast, trust the expertise and dependability of Cummins to provide you with a top-quality rocker lever housing gasket that will meet your needs and exceed your expectations. Order yours today and keep your engine running at its best!

Cummins 187589 Rocker Lever Housing Gasket: A Comprehensive Analysis

Introduction:

The Cummins 187589 rocker lever housing gasket is designed for various Cummins engines, including the N855, NTC, NH, and NT855. Replacing this gasket is an essential maintenance task for ensuring engine performance and preventing potential damage. In this analysis, we will discuss the pros and cons of buying this gasket to help you make an informed decision.

Pros:

1. OEM Quality: The Cummins 187589 rocker lever housing gasket is a genuine Cummins part, ensuring optimal fit and function for your engine.

2. Prevent Damage: A worn-out or damaged gasket can cause oil leaks and engine damage. Replacing it with a new gasket helps maintain engine health and avoid costly repairs.

3. Availability: This gasket is readily available from various automotive parts retailers, both online and in-store.

4. Easy Installation: Installing the gasket is a relatively straightforward process, making it a DIY-friendly option for many engine owners.

Cons:

1. Cost: Compared to aftermarket alternatives, OEM gaskets like the Cummins 187589 can be more expensive. However, the benefits of using an OEM gasket, such as optimal fit and performance, may outweigh the cost.

2. Potential for Over-Tightening: Over-tightening the gasket during installation can damage the engine components or cause leaks. Proper installation techniques and the use of torque wrenches are essential to avoid these issues.

3. Limited Lifespan: Gaskets, in general, have a limited lifespan and will eventually need to be replaced. Regular engine maintenance, including gasket inspections, can help extend their life.

Conclusion:

The Cummins 187589 rocker lever housing gasket is an essential engine component that plays a crucial role in maintaining engine performance and preventing potential damage. While it may come with a higher cost compared to aftermarket alternatives, its OEM quality and optimal fit ensure reliable engine operation. Proper installation techniques and regular engine maintenance can help extend the gasket's lifespan. Ultimately, the decision to purchase this gasket depends on your budget, engine requirements, and personal preference. If you value OEM quality and optimal engine performance, the Cummins 187589 rocker lever housing gasket is a solid choice.

Details:

Ideal for car and truck owners looking to maintain the integrity of their Cummins engine, this rocker lever housing gasket is a dependable choice long-lasting durability. The OEM 3 Rocker Lever Housing Gasket is a high-quality replacement part designed specifically for Cummins N855, NTC, NH, and NT855 engines. Made by the original equipment manufacturer OEM, this gasket features part numbers 3017750, 187589, and 3087741 to ensure a perfect fit reliable performance.

part #: 187589 prices

  • $23.99-$26.39

specifications rockercove:

  • for models: Nt855, Nh
  • brand: Cummins
  • mpn: 187589
  • part type: Lever Gasket Housing
  • oe/oem part number: 3017750
  • items included: Gasket

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  • started: March 7, 2026
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  • Engines Engine Parts > Valvetrain Components > Rocker Valve Covers
for models: nt855, nh, part type: lever gasket housing, oe/oem part number: 3017750, items included: gasket,
category: auto parts > engines engine parts > valvetrain components > rocker valve covers, sku: 12014571924387772,

Cummins 187589 Is Similar To:

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5 offers $23.99–$26.39 USD
  • Offer #1: $25.00 price + $0.00 shipping estimate = $25.00* total. Ideal for car and truck owners looking to maintain the integrity of their Cummins engine, this rocker lever housing gasket is a dependable choice for long-lasting durability. The OEM 3 Rocker Lever Housing Gasket is a high-quality replacement part designed specifically for Cummins , NTC, NH, and NT855 engines.FREE SHIPPING
  • Offer #2: $23.99 price + $0.00 shipping estimate = $23.99* total.FREE SHIPPING
  • Offer #3: $26.39 price + $0.00 shipping estimate = $26.39* total.FREE SHIPPING
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