3046286
Mounting Spacer
Cummins®

The Cummins 3046286 Mounting Spacer is a critical component in commercial trucks, designed to maintain the necessary spacing between mechanical assemblies. This ensures proper alignment and function, contributing to the structural integrity and operational efficiency of the truck’s engine and other mechanical systems.

Basic Concepts of Mounting Spacers

Mounting spacers are essential in mechanical assemblies to create distance between components, ensuring correct alignment and adequate clearance for operation. They help distribute loads evenly, reduce vibration, and prevent direct contact between components, which could lead to wear or damage ¹.

Role of the 3046286 Mounting Spacer in Truck Operation

Positioned within the truck’s engine assembly, the 3046286 Mounting Spacer ensures correct spacing between the engine block and other components. This is vital for the proper operation of the engine, ensuring parts move within their designed parameters without interference. The spacer interacts with bolts, brackets, and other fasteners to hold components in place, contributing to the overall stability and performance of the engine ².

Key Features

The 3046286 Mounting Spacer is constructed from durable materials to withstand the rigors of commercial truck operation. Its dimensions are precisely engineered for a snug fit within the specified assembly, ensuring performance is not compromised. The design includes features such as smooth surfaces to reduce friction and potential wear on mating components ³.

Benefits

The use of the 3046286 Mounting Spacer improves component alignment within the engine assembly, leading to more efficient operation and reduced wear on parts. It minimizes vibrations during engine operation, contributing to a smoother running engine. Additionally, the spacer enhances the durability of connected components by preventing direct contact and associated wear over time.

Troubleshooting and Maintenance

Common issues with mounting spacers may include wear, damage, or incorrect installation. To troubleshoot, inspect the spacer for signs of wear or damage, ensure correct positioning within the assembly, and securely tighten all fasteners. Regular maintenance practices, such as cleaning the spacer and its mating surfaces, can help ensure longevity and proper function. Replace the spacer if significant wear or damage is detected to maintain the integrity of the engine assembly.

Cummins Engine Part 3046286: Mounting Spacer Compatibility

The Cummins Mounting Spacer part number 3046286 is designed to fit a variety of Cummins engines, ensuring proper alignment and stability of engine components. This contributes to the overall efficiency and longevity of the engine.

K-Series Engines

• K19
• K38
• K50

QSK Engines

• QSK19 CM2350 K105
• QSK19 CM2350 K114
• QSK19 CM2350 K144G
• QSK19 CM500
• QSK19 CM850 MCRS
• QSK19G
• QSK38 CM2150 MCRS
• QSK38 CM850 MCRS
• QSK60 CM500

QSV Engines

• QSV91-G4 CM558/CM700 V102

Role of Part 3046286 Mounting Spacer in Engine Systems

The 3046286 Mounting Spacer is integral to the precise arrangement and secure mounting of various engine components. It ensures proper alignment and spacing between parts, which is essential for the efficient operation and durability of the engine system.

Exhaust Manifold and Turbocharger Integration

The Mounting Spacer provides the necessary distance between the exhaust manifold and the turbocharger, allowing for thermal expansion and contraction without compromising the integrity of the connection.

Heat Shield and Debris Shield Applications

The Mounting Spacer helps maintain the correct distance from heat-generating components like the exhaust manifold, ensuring the effectiveness of the shield in protecting nearby components and wiring from excessive heat or flying debris.

Fuel Supply Plumbing and Accessories

In fuel supply systems, the Mounting Spacer ensures that plumbing components are held securely in place without undue stress on the connections, preventing leaks and ensuring consistent fuel delivery.

Turbocharger Location and Front Gear Housing

For engines with turbochargers, the Mounting Spacer assists in positioning the turbocharger at the optimal location relative to the exhaust manifold and front gear housing, enhancing overall engine performance and reliability.

Exhaust Manifold Mounting Kits

When using exhaust manifold mounting kits, the Mounting Spacer provides the correct clearance between the manifold and other engine components, preventing contact that could lead to damage or reduced efficiency.

Comprehensive Engine Control and Module Integration

In complex engine control systems, the Mounting Spacer ensures that modules and sensors are positioned accurately, contributing to optimal engine management.

Shipping and Installation Considerations

During shipping and installation, the Mounting Spacer helps protect sensitive parts from damage, ensuring components are securely held in place during transit and correctly positioned during installation, reducing the risk of misalignment or damage.

Conclusion

The Cummins 3046286 Mounting Spacer plays a significant role in the operation and maintenance of commercial truck engines. By ensuring proper spacing and alignment of components, it contributes to the efficiency, durability, and reliability of the engine system. Regular maintenance and correct installation of this part are crucial for the optimal performance of Cummins engines.