OE Quality
60-Day Returns

Gates 18765 HVAC Heater Hose - Heater To Thermostat
Overview of Gates Molded Heater Hose 18765 for Ford Mustang
The Gates Molded Heater Hose 18765 is designed specifically for Ford Mustang models, providing reliable HVAC system performance. Constructed from durable EPDM material, this molded heater hose ensures a precise fit and long-lasting service in your vehicle's heating and cooling system.
- Constructed from high-quality EPDM material for heat and chemical resistance
- Molded design for exact fit and easy installation
- End 1 inside diameter: 0.62 inches (16 mm)
- End 2 inside diameter: 0.75 inches (19 mm)
- Centerline length: 27.4 inches (696 mm)
- Compatible with Ford Mustang HVAC systems
- Part number 18765 for accurate identification
Detailed Product Description
The Gates Molded Heater Hose 18765 is engineered to meet the specific HVAC hose requirements of Ford Mustang vehicles. Made from EPDM (ethylene propylene diene monomer) rubber, this hose offers excellent resistance to heat, ozone, and automotive fluids, ensuring durability under demanding engine compartment conditions. The molded construction guarantees a precise shape and fit, reducing the risk of leaks and improving system efficiency. With an inside diameter of 0.62 inches (16 mm) on one end and 0.75 inches (19 mm) on the other, and a centerline length of 27.4 inches (696 mm), this hose is designed to match OEM specifications for seamless integration.
About the Molded Heater Hose Product Line
The Gates Molded Heater Hose line focuses on delivering pre-formed hoses that match original equipment shapes and dimensions. This eliminates the need for bending or cutting during installation, reducing installation time and potential errors. The molded design also helps maintain consistent flow and pressure within the HVAC system, contributing to reliable heating performance in Ford Mustang vehicles.
Common Applications and Problem Solving
- Replacement of cracked or leaking heater hoses in Ford Mustang HVAC systems
- Resolving coolant leaks that cause heating inefficiency
- Addressing hose deterioration due to heat and chemical exposure
- Preventing overheating issues related to compromised heater hoses
- Ensuring proper coolant flow for consistent cabin heating
Installation Notes and Tips
When installing the Gates Molded Heater Hose 18765, ensure the hose is routed according to the vehicle’s OEM specifications to avoid kinks or stress points. Verify that the hose ends match the corresponding fittings on the Ford Mustang HVAC system. Use appropriate clamps to secure the hose and check for leaks after installation. The molded design simplifies alignment, but careful handling is recommended to prevent damage during installation.
Quality Assurance and Warranty
Gates manufactures the Molded Heater Hose 18765 to meet stringent quality standards, ensuring durability and performance in automotive HVAC applications. The EPDM material and molded construction contribute to long service life. Please refer to Gates’ official warranty policy for specific coverage details related to this part.
| Brand | Gates |
| Part Number | 18765 |
| Position | Molded Heater Hose, Heater To Thermostat |
| Material | Epdm |
| End 1 Inside Diameter | .62 |
| End 1 Inside Diameter | 16 |
| End 2 Inside Diameter | .75 |
| End 2 Inside Diameter | 19 |
| Centerline Length | 27.4 |
| Centerline Length | 696 |
| Branch Quantity | 0 |
| 9839 | Yes |
| 9845 | 0 |
| Centerline Length (in) | 27.4 |
| Centerline Length (mm) | 696 |
| Molded | Yes |
| Number of Quick Connect Fittings | 0 |
This part fits 4 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1990 | Ford | Mustang | 2.3L | L4 | GAS | Heater To Thermostat | Molded Heater Hose |
| 1989 | Ford | Mustang | 2.3L | L4 | GAS | Heater To Thermostat | Molded Heater Hose |
| 1988 | Ford | Mustang | 2.3L | L4 | GAS | Heater To Thermostat | Molded Heater Hose |
| 1987 | Ford | Mustang | 2.3L | L4 | GAS | Heater To Thermostat | Molded Heater Hose |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.