3987602 SP1 Compatible Compressor — Volvo F12

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, generating the compressed air required for braking and pneumatic operations. Designed with high-strength components, this unit utilizes two piston-cylinder assemblies to provide consistent air output and rapid reservoir filling for demanding service conditions.

Vehicle and engine compatibility

This specific model is engineered for compatibility with Volvo F12 vehicles equipped with TD122 engines. It features a water-cooled design to maintain thermal stability during long-haul operations and includes an integrated unloader port (M22x1.5) and ESS feature to optimize system performance. Check the compatibility list for precise fitment.

Installation and maintenance

For professional installation, technicians should verify the water inlet (M16x1.5) and outlet connections to ensure a secure seal within the engine's coolant circuit. Given the through-drive configuration, ensure the mounting interface and gear alignment match the original equipment specifications to prevent system leaks or mechanical slip.

System performance and checks

Regular inspection of the water-cooled valve plate and air ports is recommended to prevent buildup that could affect the 608cm³ swept volume performance.

OE cross-reference

1300 050 002 (Twin Cylinder Compressor) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 3987602SP1.