3688689
Crankcase Breather Insulation
Cummins®

AVAILABLE

Cummins®

Ships within 1-3 business days

$189.95 $226.04

This truck part is made by Cummins®. We guarantee that all of our parts are from the OEM (original equipment manufacturer), ensuring a proper fit and quality manufacturing.


DESCRIPTION

Introduction

The Crankcase Breather Insulation (Part #3688689) by Cummins is a component designed to enhance the functionality of heavy-duty truck engines. This insulation plays a role in the crankcase breather system by managing internal pressures and preventing the release of harmful gases into the atmosphere. Its significance lies in maintaining engine efficiency and reducing environmental impact 1.

Basic Concepts of Crankcase Breather Insulation

Crankcase breather systems are integral to engine operation, allowing for the release of gases that accumulate within the crankcase during combustion. Insulation in these systems serves to regulate temperature and pressure, ensuring that the breather operates efficiently. The Crankcase Breather Insulation functions by providing a barrier that minimizes heat transfer and maintains consistent pressure levels within the crankcase 2.

Purpose of Crankcase Breather Insulation

The Crankcase Breather Insulation is designed to play a role in the operation of a truck engine by managing pressure within the crankcase. It helps in preventing the escape of harmful gases, which can otherwise lead to increased emissions and reduced engine performance. By maintaining optimal pressure and temperature conditions, the insulation contributes to the overall efficiency and longevity of the engine 3.

Key Features of Part #3688689

The Crankcase Breather Insulation by Cummins is characterized by its specific design and construction features. It is made from materials that offer excellent insulation properties, ensuring effective temperature and pressure regulation. The design includes elements that enhance its durability and compatibility with various engine models. These features collectively contribute to the insulation’s ability to perform reliably under demanding conditions.

Benefits of Using Crankcase Breather Insulation

Utilizing the Crankcase Breather Insulation offers several advantages. It contributes to improved engine performance by ensuring that the crankcase operates under optimal conditions. Additionally, it helps in reducing emissions by preventing the release of harmful gases. The insulation also enhances the durability of the engine components by maintaining stable operating conditions.

Installation and Integration

Proper installation of the Crankcase Breather Insulation is vital for its effective functioning. It is designed to be compatible with a range of engine models, ensuring seamless integration with existing engine components. Guidelines for installation include careful alignment and secure fitting to ensure that the insulation performs its intended function without interference.

Maintenance and Troubleshooting

Regular maintenance of the Crankcase Breather Insulation is recommended to ensure its continued effectiveness. This includes periodic checks for signs of wear or damage and cleaning to remove any accumulated debris. Common issues may include reduced efficiency due to blockages or damage to the insulation material. Timely replacement or repair is important to maintain engine performance and efficiency.

Environmental and Operational Considerations

The Crankcase Breather Insulation has an impact on engine efficiency and environmental emissions. By managing crankcase pressure and temperature, it contributes to reduced emissions and improved fuel efficiency. Operating conditions, such as extreme temperatures or high engine loads, may affect the performance of the insulation, highlighting the importance of proper maintenance and timely replacement.

Cummins: A Brief Overview

Cummins Inc. is a leader in the automotive and heavy-duty truck industry, known for its commitment to innovation and quality in engine component manufacturing. With a rich history of developing reliable and efficient engine solutions, Cummins continues to play a significant role in advancing technology and performance in the sector. The company’s dedication to excellence is evident in its range of engine components, including the Crankcase Breather Insulation.

Conclusion

The 3688689 Crankcase Breather Insulation by Cummins is a vital component in the effective operation of engine systems, particularly in managing the ventilation of crankcase gases. Its role in protecting the ventilation system, managing thermal conditions, and enhancing emission control underscores its importance in the efficient and reliable operation of engine systems.


  1. BT Fijalkowski, Automotive Mechatronics Operational and Practical Issues Volume 1, Springer, 2011.

  2. Joseph A Bell, Modern Diesel Technology Electricity Electronics, Delmar Cengage Learning, 2014.

  3. Haoran Hu, Rudy Smaling, and Simon Baseley, Heavy-Duty Wheeled Vehicles, SAE International, 2014.

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SPECIFICATIONS

Package Dimensions
12.8 x 9.9 x 3.8 in
Weight
1.25 lb
* This information is provided as is and may be out of date. Please contact us or the manufacturer to verify warranty coverage.
* Variable geometry turbocharger and electronic actuator repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after October 1, 2018.
* Diesel Oxidation Catalyst (DOC), Diesel Particulate Filter (DPF), Selective Catalyst Reduction (SCR) catalyst, and Electronic Control Module (ECM) repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after January 1, 2020.
* These restrictions are only applicable to New parts and ReCon parts coverages for the components listed above sold to a customer in the US or Canada. All other coverages are excluded. All other regions are excluded.