Product Overview

This high-quality Diesel Fuel Injection Pump Head Rotor, OEM number 146401-3520, is a precision-engineered replacement part specifically designed for the Nissan TD23 diesel engine. Manufactured to OE specifications, this rotor head is a critical component for the VE-type fuel injection pump, ensuring accurate fuel metering and delivery for optimal engine performance. We provide global shipping to major industrial markets including North America, Europe, Southeast Asia, the Middle East, and Africa, with fast 3-7 day delivery times to support your operational needs.

Key Features & Benefits

• Superior Material: Constructed from high-speed steel for exceptional wear resistance and extended service life under high-pressure conditions.
• Precision Engineering: 100% professionally tested to guarantee precise fit and reliable fuel injection timing for the Nissan TD23 engine.
• Direct Replacement: Standard size design ensures a seamless swap for the original VE pump rotor, minimizing downtime.
• Reliable Performance: Restores injection pump efficiency, improving engine start-up, power output, and fuel economy.
• Rigorous Quality Control: Each unit undergoes strict inspection to ensure zero defects and consistent performance.

Technical Specifications

OEM Cross-Reference

This diesel fuel injection pump rotor head is a direct replacement for the following original equipment manufacturer number:

• 146401-3520

Compatibility

This part is specifically designed for the following engine and vehicle applications:

• Engine Model: Nissan TD23 (4-cylinder diesel)
• Vehicle Application: Fits diesel vehicles equipped with the Nissan TD23 engine and a VE-type fuel injection pump. Common applications include various Nissan and Mazda light trucks, vans, and industrial equipment from the 1980s and 1990s.

Please verify your engine model and pump type before purchase. For specific vehicle fitment, consult your vehicle’s service manual.

Global Supply & Distribution

We are a dedicated supplier of high-quality diesel engine parts, with a robust global logistics network. Our capabilities ensure:

• Worldwide Shipping: Reliable delivery to all major continents.
• Major Markets Served: North America, Europe (EU), Southeast Asia, Middle East (GCC), Africa, and Oceania.
• Fast Delivery: Standard shipping within 3-7 business days after payment confirmation.
• Flexible Payment: Secure transactions via T/T, Western Union, and PayPal.
• Trade Compliance: Experienced in international export documentation and customs clearance.

Quality Assurance

• Manufacturing Standard: Produced in a certified facility with strict adherence to ISO quality management systems.
• 100% Professional Testing: Every rotor head is individually tested for dimensional accuracy, material hardness, and hydraulic performance.
• Warranty: Backed by a comprehensive 1-year warranty against manufacturing defects.

FAQ

Q1: Is this rotor head a direct fit for my Nissan TD23 engine?
A: Yes, this part is manufactured to standard size OE specifications and is a direct replacement for the original rotor head in the VE injection pump on the Nissan TD23 engine. No modifications are required for installation.

Q2: What is the recommended installation procedure?
A: Installation should be performed by a qualified diesel mechanic. The process typically involves removing the injection pump, disassembling the head section, replacing the rotor, and re-calibrating the pump timing on a test bench to ensure precise fuel delivery.

Q3: How can I ensure the longevity of this part?
A: Use clean, high-quality diesel fuel and replace fuel filters according to your vehicle’s maintenance schedule. Regularly check for air ingress in the fuel system, as this can cause premature wear of the pump rotor and internal components.