OE Quality
60-Day Returns

Dayco 87320 HVAC Heater Hose
Overview of Dayco Small I.D. Heater Hose 87320
The Dayco Small I.D. Heater Hose 87320 is designed for reliable HVAC system performance in select Honda and Suzuki vehicles. Engineered with durable EPDM material, this black single inside diameter hose ensures consistent heat transfer and fluid flow for your vehicle's heating system.
- Constructed from EPDM for heat and ozone resistance
- Black color for standard OEM appearance
- 1/2 inch inside diameter on both ends for uniform fit
- Meets SAE J20R3 Class D-1 and SAE J1684 Type EC specifications
- Single inside diameter hose type for precise HVAC applications
- Trunk height of 12 1/4 inches for proper routing
Detailed Product Description
This Dayco Small I.D. Heater Hose 87320 is manufactured to meet stringent SAE standards, including SAE J20R3 Class D-1 and SAE J1684 Type EC, ensuring compatibility and durability in heating and cooling systems. The hose is made from EPDM, a synthetic rubber known for its resistance to heat, ozone, and weathering, making it suitable for HVAC heater hose applications. Both ends have a 1/2 inch inside diameter, providing a consistent and secure connection in the HVAC system. The hose is black and does not include a heat shield or protective sleeve, which aligns with its intended use in controlled engine compartment environments.
The Small I.D. Heater Hose product line by Dayco focuses on delivering hoses with smaller inside diameters tailored for precise HVAC system requirements. This line is designed to provide reliable fluid transfer in heating systems where space and fitment are critical, such as in Honda Accord and Suzuki Samurai models.
Compatible Vehicles and Applications
- Compatible with Honda Accord models requiring a 1/2 inch heater hose
- Compatible with Suzuki Samurai models for HVAC heater hose replacement
- Ideal for HVAC system repairs involving heater core fluid transfer
- Suitable for replacing worn or damaged heater hoses in specified vehicles
Installation Notes and Tips
- Ensure the hose length and diameter match OEM specifications before installation
- Inspect hose connections for leaks after installation
- Use appropriate clamps to secure hose ends firmly
- Check surrounding components for wear or damage during replacement
Quality Assurance and Warranty
Dayco manufactures the Small I.D. Heater Hose 87320 to meet SAE standards, ensuring consistent quality and performance. While specific warranty details are not provided, Dayco products typically adhere to industry quality controls for durability and reliability in automotive HVAC applications.
| Brand | Dayco |
| Part Number | 87320 |
| Position | Small I.D. Heater Hose, Heater To Water Manifold, Intake Manifold To Heater, Valve To Intake Manifold, and Thermostat To Intake Manifold |
| Material | Epdm |
| Color | Black |
| End 1 Inside Diameter | 1/2 |
| End 2 Inside Diameter | 1/2 |
| Contains Heat Shield | N |
| Contains Protective Sleeve | N |
| Hose Type | Single i.d. hose |
| SAE Specification | Sae j20r3 class d-1, sae j1684 type ec |
| Trunk Height | 12 1/4 |
This part fits 20 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1995 | Suzuki | Samurai | Valve To Intake Manifold | Small I.D. Heater Hose |
| 1995 | Suzuki | Samurai | Heater To Water Manifold | Small I.D. Heater Hose |
| 1993 | Suzuki | Samurai | Valve To Intake Manifold | Small I.D. Heater Hose |
| 1993 | Suzuki | Samurai | Heater To Water Manifold | Small I.D. Heater Hose |
| 1992 | Suzuki | Samurai | Valve To Intake Manifold | Small I.D. Heater Hose |
| 1992 | Suzuki | Samurai | Heater To Water Manifold | Small I.D. Heater Hose |
| 1991 | Suzuki | Samurai | Valve To Intake Manifold | Small I.D. Heater Hose |
| 1991 | Suzuki | Samurai | Heater To Water Manifold | Small I.D. Heater Hose |
| 1990 | Suzuki | Samurai | Valve To Intake Manifold | Small I.D. Heater Hose |
| 1990 | Suzuki | Samurai | Heater To Water Manifold | Small I.D. Heater Hose |
| 1989 | Suzuki | Samurai | Valve To Intake Manifold | Small I.D. Heater Hose |
| 1989 | Suzuki | Samurai | Heater To Water Manifold | Small I.D. Heater Hose |
| 1988 | Suzuki | Samurai | Valve To Intake Manifold | Small I.D. Heater Hose |
| 1988 | Suzuki | Samurai | Heater To Water Manifold | Small I.D. Heater Hose |
| 1987 | Honda | Accord | Thermostat To Intake Manifold | Small I.D. Heater Hose |
| 1987 | Suzuki | Samurai | Valve To Intake Manifold | Small I.D. Heater Hose |
| 1987 | Suzuki | Samurai | Heater To Water Manifold | Small I.D. Heater Hose |
| 1986 | Honda | Accord | Thermostat To Intake Manifold | Small I.D. Heater Hose |
| 1986 | Suzuki | Samurai | Heater To Water Manifold | Small I.D. Heater Hose |
| 1986 | Suzuki | Samurai | Intake Manifold To Heater | Small I.D. 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.