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8000 781 001 Connecting Rod & Piston for Air Compressors

8000 781 001

Summary

High-strength compressor connecting rod and piston assembly designed for heavy commercial vehicle air brake compressors. Compatible with Cummins ISF engines and fitted to Iveco, Foton, Gaz, and JAC vehicles. These components are essential for maintaining pneumatic pressure in heavy-duty brake systems.

Product identifiers
EAN Code8683457000506
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Description

What does a compressor connecting rod and piston do?

This compressor connecting rod and piston assembly is a critical component within the compression assembly of an air brake compressor. The connecting rod transmits the crankshaft's rotary motion to the piston, which in turn compresses air inside the cylinder to generate the pressure required for the brake reservoirs. High-strength components are vital here, as this assembly directly influences the compressor's air output, oil consumption, and overall running noise.

Compatible vehicles and engines

These parts are designed for heavy commercial vehicle applications, specifically for those utilizing Cummins ISF engines. The assembly is compatible with various models including Iveco Daily, Foton MPX-S, Foton Aumark, and Gazon Next. It is also frequently used in JAC Sunray and Dongfeng Captain units to ensure reliable pneumatic performance in demanding environments.

Installation and maintenance

When performing an overhaul of the pneumatic brake compressor, technicians should inspect the piston rings and pins alongside the connecting rod. Renewing these components together is often recommended to ensure a proper seal and prevent air leaks within the cylinder. Proper installation ensures the integrity of the air-tight integration required for safe braking operations.

Troubleshooting and selection

Consult your authorized distributor to ensure correct fitment for your specific engine configuration.

Related Products

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
CUMMINS
CUMMINS ISF2.8
CUMMINS ISF3.8
DONGFENG Captain ISF
DONGFENG EQ5041 ISF
FOTON Aumark ISF
FOTON MPX-S ISF
FOTON Ollin ISF
FOTON Tunland ISF
FOTON View ISF
GAZ GAZelle Business ISF
GAZ GAZelle Next ISF
GAZ GAZon Next ISF
GAZ Valday ISF
IVECO Daily (Cin uretimi) ISF
JAC HFC1091 ISF
JAC Sunray ISF
KNORR-BREMSE

FAQ

What is the function of the compressor connecting rod and piston?
The piston compresses air within the cylinder while the connecting rod transfers motion from the crankshaft to facilitate this compression process.
Which engines are these components compatible with?
These components are designed for use with Cummins ISF engines found in various heavy commercial vehicles.
Can I replace just the piston or should I replace both?
For a thorough overhaul, it is often preferred to renew both the piston and the connecting rod together to maintain optimal system performance.
What symptoms indicate a failing compressor piston?
Increased oil consumption or unusual running noise from the compressor can indicate that the piston or connecting rod assembly requires attention.