Ramp offers to buy: Fuel Injector 371-3974, 3713974, 0445120347, 0445120348 for CAT 320(D) / 323(D) / 326(D) / 329D / 330(D) / 333 / 326

✅ In stock – order now

📄 Product Description:

High-performance common rail fuel injector designed for Caterpillar engines used across the CAT 320D, 323D, 326D, 329D, 330D, 333, and related 300-series excavators. Provides precise metering, optimized fuel atomization, lower emissions, and stable engine power. Manufactured to OEM and Bosch reference standards for reliability in heavy-duty excavation and construction applications.

🔧 Compatibility (Applications):

Compatible with the following models:

• CAT 320D / 320D2 / 320D3

• CAT 323D / 323D2 / 323D3

• CAT 326D / 326D2 / 326D3

• CAT 329D / 329D2

• CAT 330D / 330D2

• CAT 333

• Additional regional models using same C7.1 / C9 fuel system

Engine Models:

• C7.1

• C9 (selected variants)

🔁 Cross-reference / Part Numbers:

• 371-3974

• 3713974

• 0445120347 (Bosch)

• 0445120348 (Bosch)
  
  Other equivalents available upon request.

🛠 Specifications:

• Type: High-pressure electronic common rail injector

• Fuel System: Bosch CR

• Engine: C7.1 / C9 (application-dependent)

• Condition: New replacement unit

• Testing: Flow calibration, leak test, high-pressure endurance

• Packaging: Export-grade protective box

• Quality: OEM-level materials and assembly

⭐️ Key Features:

• Precise injection control for clean combustion

• Strong torque output and excellent throttle response

• Reduced fuel consumption in all working modes

• Long service life in high-temperature and dusty environments

• Direct-fit for multiple CAT D-series excavators