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High-Performance Fuel Injector for Heavy-Duty Commercial Vehicles
In the competitive landscape of commercial fleet maintenance, sourcing reliable components is paramount for operational uptime. Whether you are a fleet manager or a workshop owner, ensuring your inventory is stocked with OEM-grade parts is a strategic necessity. Many industry professionals rely on platforms like the empire auto parts login to streamline their procurement of high-quality drivetrain and fuel system components. Our latest fuel injector unit is designed to meet the rigorous demands of modern diesel engines, providing a direct solution for common failure points in high-mileage vehicles.
1. Product Overview
This precision-engineered fuel injector (Part No. EAP-320D-7.0) is a direct replacement for the Bosch CRIN series, commonly found in Cummins ISX15 and Detroit Diesel DD15 engines. Manufactured to meet SAE J1833 standards, it ensures optimal fuel atomization and combustion efficiency. Unlike generic aftermarket alternatives, this injector undergoes a 100% flow-bench calibration process to guarantee a ±1.5% variance in fuel delivery, directly addressing the common issues of rough idling and reduced fuel economy reported by fleet operators. For bulk orders and inventory management, our partners utilize the empire auto parts login portal to access real-time stock levels and technical documentation.
2. Key Features
- Hardened Steel Nozzle: Constructed from 9Cr18MoV stainless steel, resistant to abrasive wear from low-sulfur diesel blends.
- Multi-Layer Coil Design: Reduces electrical resistance by 12% compared to single-layer coils, ensuring consistent solenoid response at high RPMs.
- Laser-Welded Seals: Eliminates leak paths common in crimped designs, preventing fuel dilution of engine oil.
- Platinum-Tipped Pintle: Extends service life to 500,000+ miles under normal operating conditions.
- Pre-Calibrated Shim Kit: Included with each unit to simplify installation and reduce downtime.
3. Technical Specifications
| Parameter | Value | Notes |
|---|---|---|
| Flow Rate | 275 cc/min @ 100 bar | ±1.5% tolerance |
| Operating Pressure | 250 - 2,200 bar | Variable geometry |
| Coil Resistance | 0.85 Ω @ 20°C | Low impedance |
| Spray Angle | 152° ± 2° | 8-hole nozzle |
| Thread Size | M14 x 1.5 | Standard mounting |
| O-Ring Material | FKM (Viton) | High temp resistance |
4. Application Scenarios
This injector is specifically designed for high-stress environments where fuel system integrity is critical. Common scenarios include:
- Long-Haul Trucking: For Class 8 trucks operating on interstate routes, where consistent fuel metering prevents power loss during climbs.
- Construction and Mining: Suitable for heavy equipment like Caterpillar 3406E and Volvo D13 engines operating in dusty conditions, where nozzle clogging is a frequent issue.
- Bus Fleets: Ideal for transit buses requiring strict emissions compliance (EPA 2010+), reducing NOx formation through precise injection timing.
- Marine Applications: Approved for auxiliary engines in inland waterway vessels where fuel quality may vary.
When sourcing replacements for your fleet, remember that authorized distributors can verify compatibility via the empire auto parts login system, which cross-references VIN numbers with our database of 15,000+ vehicle configurations.
5. Advantages
5.1 Improved Fuel Economy
Field tests conducted over 200,000 miles showed a 4.7% improvement in fuel economy compared to refurbished units. The precise spray pattern reduces wall wetting and unburnt fuel accumulation in the cylinder.
5.2 Reduced Downtime
Each injector is shipped with a pre-installed copper washer and sealing ring, eliminating the need for additional part procurement. Our standard lead time of 48 hours for in-stock items ensures your fleet returns to service faster.
5.3 Compatibility Assurance
We provide a detailed fitment guide accessible through the empire auto parts login dashboard. This guide includes torque specifications (35 Nm for mounting bolts) and ECU recalibration steps for common engine management systems.
6. Why Choose Us
We are a Tier 1 supplier to several North American heavy-duty truck OEMs, with ISO 9001:2015 and IATF 16949 certifications. Our manufacturing facility in Ohio uses automated robotic assembly lines to ensure consistency—a stark contrast to the hand-assembled products from low-cost regions.
- Traceability: Each injector is laser-etched with a unique serial number linked to its flow-bench report.
- Warranty: 24-month/unlimited mileage warranty covering material defects and workmanship.
- Technical Support: 24/7 access to our engineering team via the support ticket system integrated with the empire auto parts login platform.
- Bulk Pricing: Volume discounts available for orders of 50+ units, with free ground shipping within the contiguous US.
7. FAQ
Q: Can this injector be used in a 2014 Freightliner Cascadia with a DD15 engine?
A: Yes, this is a direct replacement for the Bosch 0445120219 injector used in DD15 engines from 2012-2018. However, we recommend verifying the injector height code (A/B/C) using our VIN lookup tool on the empire auto parts login portal to ensure correct calibration.
Q: Do I need to replace all six injectors at once?
A: While not mandatory, we recommend replacing in sets (all injectors on one bank) to maintain balanced fueling. Mismatched injectors can cause cylinder pressure variations and trigger diagnostic trouble codes (P0261-P0276).
Q: What is the return policy for defective units?
A: If a unit fails within 30 days of installation, we provide an advance replacement. Please initiate the process through your account on the empire auto parts login system, where you can upload photos of the failed component and the engine serial number for rapid processing.
Q: Is this injector compatible with biodiesel blends?
A: Yes, the FKM seals and hardened steel nozzle are tested for compatibility with B20 (20% biodiesel) blends. For higher concentrations (B100), we recommend upgrading to our "Bio-Series" injector with enhanced elastomers.
For detailed installation videos and torque specifications, please refer to the technical library available after logging into the empire auto parts login portal. Our team is available to assist with bulk procurement contracts and custom packaging requirements.
