8129779 SP1 Volvo Compatible Twin Cylinder Compressor

What does a twin cylinder compressor do?

This twin cylinder compressor serves as a critical engine-driven component within the air brake system of heavy commercial vehicles. By utilizing two piston-cylinder assemblies, it delivers higher air output and faster reservoir filling compared to single-cylinder units. This specific model is engineered with high-strength components to withstand the rigorous thermal and mechanical demands of long-haul operations.

Compatible vehicles and engines

This unit is specifically designed for Volvo FL10 trucks equipped with TD102 engines. It is compatible with the vehicle's cooling circuit via M16x1,5 water inlet and outlet ports to maintain thermal stability under sustained demand. The design includes a water-cooled valve plate and a through-drive mechanism to ensure efficient power transmission from the engine.

Installation and maintenance

For professional installation, technicians should verify the M26x1,5 air inlet and outlet port dimensions and ensure the water cooling connections are secure. Given the 20.5 KG weight and specific mounting requirements, matching the unit to the removed component's configuration is essential for a correct fitment.

Selection and replacement guidance

When replacing this compressor, it is vital to check the drive gear and mounting flange to ensure compatibility with the engine interface. Proper maintenance of the cooling circuit helps prevent overheating and ensures consistent air pressure delivery for the braking system.

OE cross-reference

1300 140 002 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 8129779SP1.