203346
Mounting Spacer
Cummins®

The Cummins 203346 Mounting Spacer is a component designed for use in heavy-duty truck applications. Its purpose is to facilitate the proper mounting and alignment of various components within the truck’s engine system. This spacer plays a role in ensuring that components are correctly positioned, which is important for the overall performance and longevity of the truck’s engine ¹.

Purpose and Function

The Cummins 203346 Mounting Spacer serves to maintain the correct spacing between components during installation. This ensures that parts are aligned properly, which is important for the efficient operation of the engine. By providing the necessary distance between components, the spacer helps to prevent issues such as misalignment, which can lead to increased wear and potential failure of engine parts ².

Key Features

The Cummins 203346 Mounting Spacer is constructed from high-quality materials that offer durability and resistance to the harsh conditions found in heavy-duty truck environments. Its design includes precise dimensions that ensure a proper fit, and it is engineered to withstand the stresses and vibrations associated with truck operation. These features contribute to the spacer’s ability to perform reliably over time ³.

Benefits

Using the Cummins 203346 Mounting Spacer offers several advantages. It helps to ensure that components are aligned correctly, which can lead to improved engine performance. Additionally, by maintaining proper spacing, the spacer can reduce vibration, which may otherwise cause premature wear on engine parts. This contributes to enhanced component longevity and overall engine reliability ⁴.

Installation Process

Installing the Cummins 203346 Mounting Spacer involves several steps to ensure it is properly positioned. Begin by identifying the correct location for the spacer within the engine assembly. Carefully place the spacer in its designated spot, ensuring it is aligned with the corresponding components. Secure the spacer in place according to the manufacturer’s instructions, taking care to avoid over-tightening, which could damage the spacer or surrounding parts ⁵.

Troubleshooting and Maintenance

Common issues with the Cummins 203346 Mounting Spacer may include misalignment or damage due to wear. If problems arise, it is important to inspect the spacer for signs of damage or improper installation. Regular maintenance checks can help identify potential issues early, allowing for timely replacement or adjustment. Keeping the spacer clean and free from debris can also contribute to its longevity and performance ⁶.

Compatibility and Usage

The Cummins 203346 Mounting Spacer is designed for use in specific types of trucks and engine models. It is important to consult the manufacturer’s guidelines to ensure compatibility with your vehicle. Proper application of the spacer is crucial for maintaining the integrity of the engine system and ensuring optimal performance ⁷.

Manufacturer Overview

Cummins Inc. is a well-established company with a strong reputation in the automotive and heavy-duty truck industry. Founded with a commitment to innovation and quality, Cummins has a history of producing reliable components that meet the demanding requirements of heavy-duty applications. Their products are known for their durability and performance, making them a preferred choice among professionals in the field ⁸.

Industry Standards and Regulations

The Cummins 203346 Mounting Spacer complies with industry standards and regulations that govern the safety and performance of automotive components. Adherence to these standards ensures that the spacer meets the necessary requirements for use in heavy-duty truck applications, providing peace of mind to users regarding its reliability and effectiveness ⁹.

Customer Reviews and Feedback

Customer reviews of the Cummins 203346 Mounting Spacer often highlight its durability and ease of installation. Users appreciate the spacer’s ability to maintain proper component alignment, which contributes to the overall performance of their trucks. While most feedback is positive, some users have noted the importance of following installation instructions carefully to avoid potential issues ¹⁰.

Frequently Asked Questions

What is the Cummins 203346 Mounting Spacer used for? The Cummins 203346 Mounting Spacer is used to maintain the correct spacing between components during installation in heavy-duty truck engines.

How do I install the Cummins 203346 Mounting Spacer? Install the spacer by identifying its correct location, placing it in position, and securing it according to the manufacturer’s instructions.

What are the benefits of using the Cummins 203346 Mounting Spacer? Benefits include improved component alignment, reduced vibration, and enhanced engine longevity.

Is the Cummins 203346 Mounting Spacer compatible with all trucks? Compatibility varies; consult the manufacturer’s guidelines to ensure it is suitable for your specific truck and engine model.

How often should I check the Cummins 203346 Mounting Spacer for maintenance? Regular maintenance checks are recommended to identify any issues early and ensure the spacer continues to perform effectively.

Cummins Mounting Spacer 203346 Compatibility

The Cummins Mounting Spacer part number 203346 is designed to fit a variety of Cummins engines, ensuring proper alignment and stability during operation. This mounting spacer is integral to maintaining the structural integrity of the engine assembly.

K Series Engines

The K19, K38, and K50 engines are part of Cummins’ K Series, known for their durability and performance in heavy-duty applications. The 203346 mounting spacer is compatible with these engines, providing a secure fit that helps to evenly distribute the load and reduce wear and tear.

L10 MECHANICAL

The L10 MECHANICAL engine is another robust option in Cummins’ lineup. The 203346 mounting spacer is engineered to fit this engine, ensuring that the engine remains properly aligned within the mounting system. This compatibility is crucial for maintaining the engine’s operational efficiency and longevity.

M Series Engines

The M11 CELECT PLUS and M11 MECHANICAL engines are part of Cummins’ M Series, which offers advanced technology and performance. The 203346 mounting spacer is compatible with these engines, providing a precise fit that helps to maintain the engine’s alignment and stability.

N14 MECHANICAL

The N14 MECHANICAL engine is a high-performance engine known for its power and reliability. The 203346 mounting spacer is designed to fit this engine, ensuring that it remains securely mounted and properly aligned. This compatibility is essential for maintaining the engine’s performance and durability.

NH/NT 855

The NH/NT 855 engines are part of Cummins’ NH/NT Series, which is known for its versatility and efficiency. The 203346 mounting spacer is compatible with these engines, providing a secure fit that helps to maintain the engine’s alignment and stability.

V Series Engines

The V28 and V903 engines are part of Cummins’ V Series, which offers high power output and efficiency. The 203346 mounting spacer is compatible with these engines, ensuring that they remain properly aligned and stable during operation. This compatibility is crucial for maintaining the engine’s performance and longevity.

Role of Part 203346 Mounting Spacer in Engine Systems

The part 203346 Mounting Spacer is integral to the assembly and operation of various fuel system components within engine systems. It ensures proper alignment and spacing between components, which is essential for the efficient and reliable functioning of the fuel delivery system.

Integration with Fuel Pumps

When integrating with fuel pumps such as the American Bosch Governor, the Mounting Spacer facilitates the correct positioning of the pump relative to the engine block or other mounting surfaces. This precise alignment is necessary for the pump to operate within its designed parameters, ensuring consistent fuel delivery.

For the Fuel (Variable Speed) Pump and the Variable Speed Fuel Pump, the Mounting Spacer plays a role in maintaining the necessary clearances. This is particularly important for pumps that require variable operation, as any misalignment can affect the pump’s ability to adjust fuel flow according to engine demand.

Use with Fuel Filter Head and Damper

In systems that include a Fuel Filter Head and Damper, the Mounting Spacer ensures that the filter head is securely and correctly positioned. This is vital for the damper to function effectively, smoothing out fuel flow and preventing pulsations that could disrupt engine performance.

Application in Calibration and Drive Systems

For components like the Fuel Pump & Cal. and Fuel Pump & Drive (Cust), the Mounting Spacer is used to maintain the integrity of the calibration settings. Proper spacing ensures that the pump’s drive mechanism operates within the specified tolerances, which is essential for accurate fuel metering.

Role in Conversion and Option Kits

In scenarios where Fuel Pump Conversion Kits or Fuel Pump Options are employed, the Mounting Spacer aids in the seamless integration of new components with existing engine systems. This is particularly relevant for retrofitting older engines with modern fuel pump technologies.

Ensuring Compatibility with Governor and Sump Systems

For systems that include a Gov. and Drive or a Non-AFC VS FP/Gov. Sump, the Mounting Spacer ensures that the governor and sump components are correctly spaced. This is important for maintaining the operational balance between the fuel pump and the governor, which work together to regulate fuel flow.

Supporting Uncalibrated and Calibrated Pumps

Whether dealing with an Uncalibrated VS Pump or a Fuel Pump with Calibration Code, the Mounting Spacer ensures that the pump is mounted in a manner that allows for easy access to calibration points. This facilitates fine-tuning and maintenance, ensuring the pump operates efficiently over its lifespan.

Conclusion

The part 203346 Mounting Spacer is a fundamental component in the assembly and maintenance of various fuel system elements. Its role in ensuring proper alignment, spacing, and integration of fuel pumps, governors, and related components cannot be overstated.