Specification AutomotiveFitType : vehicle_specific_fit Brand : Atesilor BulletPoint : Brand New in box. The product ships with all relevant accessories BulletPoint1 : Replacement Part Number: 23516993 645050, manufactured to OEM standard specifications to ensure OEM quality and performance BulletPoint2 : Wide Compatibility: This fuel check valve widely compatible with Freightliner/Kenworth/Peterbilt/Volvo/International/Mack/Western Star/Isuzu Trucks with S50 8.5L & S60 11.1/12.7/14L diesel engine BulletPoint3 : Quality Material: The fuel check valve made of quality A435 steel material and galvanized process, which has excellent corrosion resistance. The internal sealing ring ensures that no leakage occurs during the use of the valve, providing a stable experience for your engine BulletPoint4 : Function: This fuel check valve is an important part of the fuel system by allowing the oil tube to have a certain residual pressure when the oil pump stops working to prevent fuel backflow, ensure that the oil pipe will not penetrate into the air, and make the engine smoother when the next start BulletPoint5 : Easy Installation: Using threaded design, 3/8 inch female and 5/18-18 inch male thread of the pump check valve ensure that the new fuel check valve can be replaced quickly and easily improve the engine starting experience CompatibilityOptions1 : Compatible with Detroit Diesel Series 50 8.5L Engine CompatibilityOptions2 : Compatible with Detroit Diesel Series 60 11.1L 12.7L 14L Engine ExteriorFinish : Galvanize ExternallyAssignedProductIdentifier : 00855001006786 ExternallyAssignedProductIdentifier1 : 0659647940035 ExternallyAssignedProductIdentifier2 : 659647940035 ExternallyAssignedProductIdentifier3 : 4531028607538 ExternallyAssignedProductIdentifier4 : 04531028607538 IncludedComponents : 1 x Fuel Pump Check Valve ItemDisplayDimensions_Length : 4 inches ItemName : Atesilor 23516993 Fuel Pump Check Valve Compatible with Freightliner Kenworth Peterbilt Volvo International Mack Western Star Trucks with Detroit Diesel S50 8.5L & S60 11.1/12.7/14L Engine ItemPackageDimensions_Height : 7.2898 centimeters ItemPackageDimensions_Length : 4.699 centimeters ItemPackageDimensions_Width : 5.7912 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : industrial-check-valves Manufacturer : Atesilor Material : A435 Steel MaximumOperatingPressure : 10 bars ModelName : Fuel Check Valve ModelNumber : 23516993 645050 NumberOfBoxes : 1 NumberOfItems : 1 NumberOfPorts : 2 OeManufacturer : Compatible with S50 8.5L & S60 11.1/12.7/14L Engine PartNumber : 23516993 ProductDescription : Welcome to select 23516993 fuel pump check valve. This valve is an important part of the fuel system by allowing the oil tube to have a certain residual pressure when the oil pump stops working to prevent fuel backflow, ensure that the oil pipe will not penetrate into the air, and make the engine smoother when the next start. Compatible with Detroit Diesel S60 12.7L Engine. Thank you for your support!