8157550 SP1 Twin Cylinder Air Compressor — Volvo FL12

What does a twin cylinder compressor do?

This twin cylinder compressor serves as a critical component within the air brake system of heavy commercial vehicles, utilizing two piston-cylinder assemblies to provide a high volume of compressed air. Designed for heavy-duty duty cycles, this unit ensures rapid reservoir filling and consistent pneumatic pressure required for safe braking operations.

Compatibility with Volvo FL12 engines

Specifically engineered for the Volvo FL12 with TD122 engines, this water-cooled assembly maintains optimal thermal stability during sustained high-demand periods. The unit features an Ø88.00 mm cylinder bore and a 50 mm stroke, providing a swept volume of 608cm³. It is equipped with an M26x1,5 air outlet port and an M22x1,5 unloader port to ensure precise system integration.

Installation and maintenance guidance

For professional technicians, installation requires careful attention to the water cooling circuit and port alignments. The unit features water inlet and outlet ports sized at M16x1,5 to facilitate seamless connection to the engine's coolant system. Ensuring all seals are correctly seated during the mounting process is essential for preventing pressure drops in the pneumatic circuit.

Selection and replacement advice

When replacing this component, always verify the drive type and mounting interface against the original equipment to ensure a perfect fit. This unit is compatible with Volvo FL12 engines and provides a reliable alternative for maintaining fleet uptime.

OE cross-reference

1300 050 006 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 8157550SP1.