3070113
Injector Sleeve
Cummins®

Introduction

The Cummins Injector Sleeve (Part #3070113) is a critical component designed for use in heavy-duty trucks. It plays a significant role within the fuel injection system, contributing to the overall operation and efficiency of the engine. Understanding its purpose and functionality is essential for maintaining and optimizing truck performance.

Basic Concepts of Injector Sleeves

An injector sleeve is a cylindrical component that houses the fuel injector within the engine cylinder. It provides a precise fit and seal, ensuring that fuel is delivered accurately into the combustion chamber. In a diesel engine, the injector sleeve supports the injector and helps manage the high pressures involved in fuel delivery, maintaining the integrity of the fuel injection process ¹.

Role of the 3070113 Injector Sleeve in Truck Operation

The 3070113 Injector Sleeve is integral to the operation of a truck’s engine. It interacts directly with the fuel injector, providing a stable environment for fuel delivery under high pressure. This sleeve contributes to engine performance by ensuring that fuel is injected consistently and efficiently, which is vital for combustion efficiency and overall engine output. Its design allows for the precise control of fuel injection timing and quantity, which are essential for engine operation ².

Key Features

The 3070113 Injector Sleeve is characterized by several key features that enhance its functionality. It is typically made from high-quality materials that can withstand the extreme conditions within a diesel engine, including high temperatures and pressures. The design of the sleeve includes precise tolerances to ensure a tight fit around the injector, which is important for maintaining the integrity of the fuel injection system. Additionally, the sleeve may feature specific coatings or treatments to improve durability and resistance to wear ³.

Benefits

The use of the 3070113 Injector Sleeve offers several benefits. It contributes to improved fuel efficiency by ensuring that fuel is delivered accurately and under the correct pressure. This precision in fuel delivery can lead to enhanced engine performance, as the combustion process is more efficient. Furthermore, the durable construction of the sleeve increases its longevity, reducing the need for frequent replacements and contributing to the overall reliability of the engine ⁴.

Troubleshooting and Maintenance

Common issues with injector sleeves can include wear, leaks, or damage, which may affect engine performance. Diagnostic procedures for these issues involve checking for signs of fuel leakage, assessing the condition of the sleeve, and ensuring that it fits securely around the injector. Maintenance practices for the 3070113 Injector Sleeve include regular inspection for wear or damage, cleaning to remove any deposits, and ensuring that it is properly seated within the engine. These practices help to maintain optimal performance and extend the lifespan of the component.

Compatibility with Cummins Engines

The Injector Sleeve part number 3070113 is compatible with various Cummins engine models, including:

• ISM Series: ISM CM570, ISM CM570/870, ISM CM876, ISM11 CM876 SN
• L10 and M11 Series: L10 CELECT, M11 CELECT, M11 CELECT PLUS
• N14 Series: N14 CELECT PLUS
• QSM11 and QSN14 Series: QSM11 CM570, QSM11 CM876, QSN14 CM876 N103, QSNT14 CM876 N102

These engines benefit from the Injector Sleeve’s ability to maintain the integrity of the fuel injection process, which is crucial for performance and longevity.

Conclusion

The Cummins Injector Sleeve (Part #3070113) is a vital component in the fuel injection system of heavy-duty trucks. Its precise design and durable construction ensure efficient and consistent fuel delivery, contributing to enhanced engine performance and reliability. Regular maintenance and inspection of this part are essential for maintaining the high standards expected in performance-oriented engine systems.