Fuel Pressure Regulator (3858967) Volvo Penta is a high-quality top-grade fuel pressure regulator used for MERCRUISER 2149831/ 21491831/ 885174. They are manufactured with tools ensuring perfect alignment. The fuel pressure regulator ensures that the pressure in the fuel rail is sufficient to support the vehicle's fuel injector system. It does not harm the boat engine but only assists in the smooth and safe operations of the boat. It has all the high-quality tools and materials to repair or replace. A fuel pressure regulator (FPR) is a device that regulates the pressure of fuel delivered to an engine's fuel injectors. Key Features: Remarkable performance, high-temperature tolerance, and wear resistance. Approved marine-grade product Schematic Fuel System Intense anti-corrosion, high strength, and assurance. Strong, reliable, and high-quality material Constructed for quick and simple use Improves boat engine performance Functional in marine environments Specifications: Brand: Volvo Penta SKU: 3858967 Weight: 0.12 LBS Diagram Reference Number: 18 Unit Of Measure: EA Manufacturer Part Number (MPN): 3858967 Condition: Brand New Quantity: 1