Fuel Pump Solenoid Valve (SCV Fuel Metering Valve)
- Fuel Pump Solenoid Valve 312-5620
- OE Number: 312-5620, 3125620
Matching Fuel Pump OE: 326-4635, 3264635
Fitment:
Caterpillar Engine: C6.4, C6.6
Caterpillar Excavator: 320D, 320DL, 323D, 323DL - This electronic fuel pump solenoid valve is a direct aftermarket replacement part for Caterpillar 320D series excavator fuel pump.
It controls fuel metering of the injection pump, solves common issues such as hard starting, engine power loss, unstable idle and fault code alarms. - Product Features
✅ Direct fit, perfect replacement for original 326-4635 fuel pump
✅ Strict pressure & performance testing before packing
✅ Good sealing, stable fuel control, low failure rate
✅ Long service life for construction machinery working environment
✅ Neutral packing or custom packing available - Warranty: 12 months
We supply a full range of Caterpillar excavator engine spare parts, fuel pumps, injectors and solenoid valves.
Contact us for bulk wholesale price.
FAQ
Q: What is this part used for?
A: It is SCV fuel metering valve, controls fuel supply for CAT C6.4 C6.6 fuel pump.
Q: Is this an original CAT part?
A: It is high-quality aftermarket replacement part.

