Fuel line No.2 – 6166-71-4520

For buyers searching by part number or engine application, this page identifies Fuel line No.2 6166-71-4520 and the Komatsu compatibility data supplied for it. Review the full list before ordering, especially where model suffixes or combined application codes are shown.

Komatsu Fitment Overview

Catalog data currently associates this product with 2 listed Komatsu engine/application references. Examples include S6D170E/SA6D170E/SAA6D170E-2, SA6D170-1.

Compatible Engines / Applications

• S6D170E/SA6D170E/SAA6D170E-2
• SA6D170-1

Product Details

• Item: Fuel line No.2
• Part Number: 6166-71-4520
• Brand / Application Reference: Komatsu
• Catalog Specification: As stated in the product name
• Listed Applications: 2

Service and Replacement Notes

Fuel-system components are application-specific and may vary with engine version, calibration, or fuel-system configuration. Confirm the exact part number and complete engine/application code before purchase. Do not assume interchangeability from a similar injector or pump appearance.

Before Ordering

To reduce returns and fitment errors, verify the exact catalog number 6166-71-4520 and your complete engine or equipment identification before ordering. Pay particular attention to suffixes and grouped model designations.