Delivery Valve 504661

Part Number: 504661
Component Type: Diesel Injection Pump Delivery Valve
Pump Application: SIMMS Minimec Fuel Injection Pumps
Cross Reference: C7NN9C559C
Other References: 7363562-5 / 0363562-0
Fuel Type: Diesel
Fuel System: Mechanical Diesel Fuel Injection
Condition: Brand New Aftermarket Replacement
Use: Injection Pump Repair, Rebuilding, and Maintenance

A worn or damaged delivery valve can affect fuel pressure control inside the injection pump. Possible symptoms may include:

• Hard starting
• Uneven engine operation
• Reduced engine performance
• Irregular fuel delivery
• Excessive exhaust smoke
• Fuel pressure loss between injection cycles

Replacing a worn delivery valve with the correct specification can help restore stable fuel delivery and proper injection pump operation.

Compatibility Note: Always verify the original delivery valve number, SIMMS Minimec injection pump model, and cross-reference number before ordering. Although 504661 and C7NN9C559C are commonly associated in aftermarket listings, compatibility should be confirmed against the complete injection pump specification.