Zexel Nozzle A724 131153-4520 Plunger 131151-3220 For 6BG1 6BD1 Diesel Engine Parts

Product Details

Product Overview

This listing offers a high-quality Zexel Nozzle assembly (Part A724) and matching Plunger, specifically identified by the OEM numbers 131153-4520 and 131151-3220. These critical fuel injection components are engineered for precision fuel delivery in Isuzu 6BG1 and 6BD1 diesel engines, commonly found in excavators, trucks, and heavy industrial machinery. As a genuine, long-lasting part from a Japanese manufacturer, this set provides the reliability required for demanding B2B operations, ensuring optimal engine performance and fuel efficiency.

While primarily designed for the 6BG1 and 6BD1 engine platforms, these components may also be compatible with other industrial applications using similar fuel injection systems. We recommend verifying the specific part numbers (131153-4520 for the Nozzle and 131151-3220 for the Plunger) against your current equipment to confirm fitment. This product is an ideal replacement for maintenance and repair of your heavy-duty diesel fleet.

Key Features & Benefits

• Precision Engineering: Manufactured to exacting OEM specifications, the Zexel nozzle and plunger ensure accurate fuel metering and injection timing for maximum combustion efficiency.
• Enhanced Durability: Constructed from high-grade, wear-resistant materials to withstand the extreme pressures and temperatures inside a diesel injection system, delivering a long service life.
• Improved Performance: Restores lost engine power, reduces smoke, and improves fuel economy by replacing worn or clogged injection components.
• Genuine Quality: This product is listed as a genuine component, providing the fit and function you expect from original equipment, reducing the risk of premature failure.
• Direct Replacement: The A724 nozzle and 131151-3220 plunger are designed as a direct swap for the original parts, minimizing downtime during installation.
• Cost-Effective Maintenance: A reliable solution for overhauling your fuel system, helping to avoid costly engine repairs by maintaining proper injection system health.

Technical Specifications

OEM Cross-Reference

This set is a direct replacement for the following original equipment manufacturer part numbers. Please verify your specific application:

• Zexel Nozzle: 131153-4520, A724
• Zexel Plunger: 131151-3220

Compatibility

This fuel injection component set is commonly used for the following engine models and applications. Always cross-reference with your existing parts to ensure full compatibility.

• Engine Models: Isuzu 6BG1, Isuzu 6BD1
• Vehicle/Equipment Applications: Excavators, heavy-duty trucks, wheel loaders, and other industrial machinery powered by the listed engines.

Global Supply & Distribution

We are a dedicated supplier of premium diesel engine parts with a robust global logistics network. We offer worldwide shipping to all major markets, including North America, Europe, Asia-Pacific, the Middle East, and South America. Our efficient supply chain ensures fast and reliable delivery to major ports and industrial centers. With extensive experience in international trade, we handle all documentation and compliance for smooth customs clearance, allowing your business to minimize downtime and maintain peak operational efficiency.

Quality Assurance

We prioritize quality to ensure the longevity and performance of your equipment. Each Zexel component is manufactured to meet strict ISO and JIS standards. This product is sourced as a genuine part, ensuring it meets the original design specifications for pressure, flow, and durability.

• Manufacturing Standards: Adherence to rigorous Japanese manufacturing processes.
• Testing: Components are batch-tested for dimensional accuracy and hydraulic performance.
• Warranty: This product comes with a 6-month warranty against manufacturing defects. After-warranty service includes video technical support to assist with troubleshooting and installation inquiries.

FAQ

Q: How can I confirm that this nozzle and plunger set will fit my engine?
A: The most reliable way to confirm fitment is to check the part numbers stamped on your current components. Look for the numbers 131153-4520 (or A724) on the nozzle and 131151-3220 on the plunger. These are designed for the Isuzu 6BG1 and 6BD1 engines. If your numbers match, this set is a direct replacement.

Q: Is any special equipment required to install these fuel injection parts?
A: Yes, installing a plunger and nozzle requires precision. We recommend having a qualified diesel technician perform the installation. Specialized tools are needed for removal, cleaning, and recalibration of the injector’s opening pressure. Improper installation can lead to poor engine performance or damage.

Q: What is the recommended maintenance schedule for these components?
A: The service life of a nozzle and plunger depends on fuel quality and operating conditions. As a general rule, inspect these components during major engine overhauls or if you notice symptoms like hard starting, excessive smoke, loss of power, or increased fuel consumption. Using clean, high-quality diesel fuel and changing your fuel filters regularly will significantly extend their lifespan.