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Need help confirming the right gasket or engine part?
Send us your engine model, OE number, or product photos and we will help check compatibility.

Need help confirming the right gasket or engine part?
Send us your engine model, OE number, or product photos and we will help check compatibility.
$303.83
DIESEL IZUMI Fuel Pump Solenoid (312-5620) for Caterpillar 320D / C6.4 engines. Precision-engineered to control fuel flow in the 326-4635 pump, ensuring smooth idling and maximum power output. Trust DIESEL IZUMI for all your CAT rebuild needs—from solenoids to complete overhaul kits.
Genuine C6.4 Fuel Pump Solenoid 312-5620 for CAT 320D Excavator | DIESEL IZUMI
Ensure precise fuel metering and peak engine response with the DIESEL IZUMI High-Precision Fuel Pump Solenoid. This critical control component is engineered specifically for the Caterpillar C6.4 engine and the 326-4635 fuel pump assembly, providing the durability and rapid response time required for heavy-duty excavation tasks.
Technical Specifications & Compatibility:
Brand: DIESEL IZUMI (Advanced Fuel System Solutions)
Part Numbers: 312-5620 / 1294-0071 / 3125620
Fuel Pump Reference: Fits CAT Pump 326-4635
Equipment Applications: Precision fit for Caterpillar 320D / 320D L Excavators.
Engine Compatibility: Optimized for CAT C6.4 ACERT diesel engines.
Condition: New Original Quality — Guaranteed to meet factory calibration standards.
DIESEL IZUMI: Your CAT Service Partner
To ensure a 100% accurate match, please verify the part number stamped on your original solenoid or provide your Engine Serial Number (ESN). DIESEL IZUMI offers a complete range of CAT 320D overhaul parts, including fuel injectors, piston kits, and turbochargers to minimize your downtime.
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