Dayco 76163 Radiator Coolant Hose

Dayco Straight Radiator Hose 76163

Dayco 76163 is a straight radiator coolant hose for select BMW, Mercedes-Benz, Infiniti, and Nissan applications. It is used in cooling-system routing where a straight hose section is required, including lower hose and pipe-to-engine connections on listed vehicles.

Key Features

• Straight radiator coolant hose for cooling-system service
• Compatible with select BMW X5, Mercedes-Benz E420, 420SEL, 560SEC, 560SEL, 560SL, and related applications
• Also listed for Infiniti M30 and Nissan 300ZX, 200SX fitments
• Dayco Straight Radiator Hose product line for direct hose replacement needs
• Cross-references ACDelco 31008 and Gates 24026 for the same application

Detailed Description

Dayco 76163 is a straight radiator hose built for cooling-system routing where a formed hose is not required. This part number appears in applications such as the 2000 BMW X5 pipe to tee connection, the 1994-1997 Mercedes-Benz E420, and multiple Mercedes-Benz and Nissan lower hose positions. It also covers select 1980s and early 1990s vehicles including the Mercedes-Benz 420SEL, 560SEC, 560SEL, 560SL, 380SE, 380SL, 500SEC, 500SEL, and 380SEC/380SEL, plus the Infiniti M30 and Nissan 300ZX and 200SX. If you are replacing a straight radiator hose on a BMW X5, Mercedes-Benz E420, or Nissan 300ZX, Dayco 76163 provides the listed fitment reference for those cooling-system applications.

What It Is Used For

• Replacing a leaking or cracked straight coolant hose
• Restoring coolant flow in pipe-to-engine or pipe-to-tee routing
• Addressing hose swelling, hardening, or age-related deterioration
• Repairing cooling-system leaks that can lead to overheating
• Servicing straight hose sections on listed BMW, Mercedes-Benz, Infiniti, and Nissan models

Installation Notes and Tips

Verify the vehicle year, make, model, and hose position before ordering. Match the existing routing and connection points on the vehicle, since this part is listed for multiple positions including lower - pipe to engine and pipe to tee. Inspect adjoining pipes, clamps, and coolant passages for wear or corrosion during replacement. Confirm hose length and end orientation against the removed part before installation.

Quality Assurance

Dayco is a recognized name in belts and cooling components, and 76163 is cataloged as a radiator coolant hose for the applications shown above. Use the fitment data to confirm the correct hose for your vehicle before installation.