Product Overview

This premium DENSO HP0 pump plunger (OEM reference 094040-0380 / 094040-0370) is a direct replacement component engineered for high-pressure diesel injection systems. Manufactured from high-speed steel with 100% professional testing, this plunger ensures precise fuel metering and reliable engine performance. Designed for global B2B distribution, we serve major markets in North America, Europe, Asia-Pacific, the Middle East, and South America, with fast delivery to industrial hubs and major ports worldwide.

Key Features & Benefits

• Premium High-Speed Steel Construction – Offers exceptional wear resistance and durability under extreme pressure and temperature conditions.
• Precision Engineering – Manufactured to standard size with tight tolerances for perfect fitment and optimal fuel injection timing.
• 100% Professional Testing – Each unit undergoes rigorous quality checks to ensure zero defects and reliable operation.
• Direct OEM Replacement – Matches original DENSO specifications for hassle-free installation.
• Cost-Effective Solution – Reduces downtime and maintenance costs compared to full pump replacement.
• Global Logistics Support – Fast 3-7 day delivery with customized packing options for bulk orders.

Technical Specifications

OEM Cross-Reference

This plunger is a direct replacement for the following DENSO OEM numbers:

• 094040-0380
• 094040-0370
• 0940400380
• 0940400370

These numbers correspond to plunger assemblies used in DENSO HP0 injection pumps. Always verify your pump model and existing part number before ordering to ensure compatibility.

Compatibility

Engine Applications:

• Diesel engines equipped with DENSO HP0 series fuel injection pumps
• Suitable for various diesel car and light commercial vehicle applications
• Commonly used in Asian and European diesel engine platforms

Note: This component is designed for standard replacement/repair purposes. Please confirm your specific pump model and engine type to ensure correct fitment.

Global Supply & Distribution

We provide comprehensive worldwide shipping capabilities to support B2B clients across the globe:

• North America: Fast shipping to Los Angeles, Houston, Chicago, and Toronto industrial zones.
• Europe: Regular deliveries to Rotterdam, Hamburg, Antwerp, and major EU logistics hubs.
• Asia-Pacific: Efficient supply to Tokyo, Shanghai, Singapore, and Sydney markets.
• Middle East: Direct shipments to Dubai, Jeddah, and Doha for regional distribution.
• South America & Africa: Reliable logistics to São Paulo, Buenos Aires, Johannesburg, and Lagos.
• Export Compliance: All shipments follow international trade regulations with proper documentation.

Quality Assurance

• Manufacturing Standards: Produced in ISO-compliant facilities in Shandong, China, using high-speed steel materials.
• Testing: 100% professional testing for dimensional accuracy, material hardness, and surface finish.
• Warranty: 6-month warranty against manufacturing defects.
• Packing: Customized packing available to prevent damage during transit, suitable for both single and bulk orders.

FAQ

Q1: How do I verify that this plunger will fit my DENSO HP0 pump?

Check the existing part number on your current plunger or pump housing. The OEM numbers 094040-0380 and 094040-0370 are the primary identifiers. If your part number matches either, this component is a direct replacement. For pumps without visible numbers, consult your engine service manual or contact our technical support with your pump model details.

Q2: What is the recommended installation procedure for this plunger?

Installation should be performed by a qualified diesel technician. Ensure the pump housing is clean and free of debris. Lubricate the plunger with clean diesel fuel or assembly oil before insertion. Follow the manufacturer’s torque specifications and alignment marks. Always replace the plunger as a set with the corresponding barrel if recommended by the pump manufacturer.

Q3: How can I maximize the service life of this HP0 pump plunger?

Use high-quality diesel fuel with proper filtration to prevent contamination. Maintain fuel viscosity within manufacturer specifications. Avoid running the engine with air in the fuel system. Regularly inspect and replace fuel filters according to your engine’s maintenance schedule. For heavy-duty applications, consider periodic plunger inspection every 2,000 operating hours.