OE Quality
60-Day Returns

Dayco 87008 HVAC Heater Hose - Coolant Reservoir or Filler Reservoir To Radiator
Overview of Dayco Small I.D. Heater Hose 87008
The Dayco Small I.D. Heater Hose 87008 is designed specifically for Ford Focus models, providing reliable HVAC system performance. Constructed from durable EPDM material, this black heater hose ensures consistent heat transfer and resistance to automotive fluids.
- Made from EPDM for heat and chemical resistance
- Black color with uniform 23/64 inch inside diameter ends
- Single I.D. hose type with 21/32 inch outside diameter ends
- Meets SAE J20R3 Class D-1 and SAE J1684 Type EC specifications
- Compatible with Ford Focus HVAC systems
Detailed Product Description
The Dayco Small I.D. Heater Hose 87008 is engineered to meet the specific requirements of HVAC systems in Ford Focus vehicles. The hose features a consistent inside diameter of 23/64 inches on both ends, ensuring a secure and leak-free connection. Its EPDM construction offers excellent resistance to heat, ozone, and automotive fluids, which is critical for maintaining HVAC system integrity. The hose does not include a heat shield or protective sleeve, making it a straightforward replacement part that fits precisely within the HVAC assembly.
This hose complies with SAE J20R3 Class D-1 and SAE J1684 Type EC standards, confirming its suitability for heater and coolant applications in automotive environments. The 20-inch trunk height provides adequate length for installation without excess slack.
About the Small I.D. Heater Hose Product Line
The Dayco Small I.D. Heater Hose product line focuses on delivering hoses with smaller inside diameters tailored for specific HVAC applications. This line is designed to meet stringent SAE specifications, ensuring compatibility and durability in heating and cooling systems. The 87008 part is a representative example, offering precise fitment and material quality for Ford Focus models.
Common Uses and Problem Resolution
- Replacement of worn or cracked heater hoses in Ford Focus HVAC systems
- Prevention of coolant leaks that can cause engine overheating
- Restoration of proper heater core function for consistent cabin heating
- Addressing hose degradation due to heat and chemical exposure
- Ensuring secure connections to prevent HVAC system pressure loss
Installation Notes and Tips
- Verify hose dimensions and compatibility with your Ford Focus before installation
- Ensure all clamps and fittings are clean and free of debris for a tight seal
- Inspect surrounding components for wear or damage during replacement
- Use proper tools to avoid damaging the hose or connectors
- Check for leaks after installation by running the HVAC system
Quality Assurance
Dayco manufactures the Small I.D. Heater Hose 87008 to meet SAE standards, ensuring reliable performance in automotive HVAC applications. While specific warranty details are not provided, Dayco products typically adhere to industry quality controls and testing protocols to maintain durability and fitment accuracy.
| Brand | Dayco |
| Part Number | 87008 |
| Position | Small I.D. Heater Hose, Coolant Reservoir |
| Color | Black |
| End 1 Inside Diameter | 23/64 |
| End 1 Outside Diameter | 21/32 |
| End 2 Inside Diameter | 23/64 |
| End 2 Outside Diameter | 21/32 |
| Hose Type | Single I.D. Hose |
| Material | EPDM |
| SAE Specification | SAE J20R3 Class D-1, SAE J1684 Type EC |
| Trunk Height | 20 |
This part fits 8 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2003 | Ford | Focus | 2.0L | L4 | Coolant Reservoir | Top Hose; Small I.D. Heater Hose |
| 2003 | Ford | Focus | 2.0L | L4 | Filler Reservoir To Radiator | Top Hose; Small I.D. Heater Hose |
| 2002 | Ford | Focus | Coolant Reservoir | Top Hose; Small I.D. Heater Hose | ||
| 2002 | Ford | Focus | Filler Reservoir To Radiator | Top Hose; Small I.D. Heater Hose | ||
| 2001 | Ford | Focus | Coolant Reservoir | Top Hose; Small I.D. Heater Hose | ||
| 2001 | Ford | Focus | Filler Reservoir To Radiator | Top Hose; Small I.D. Heater Hose | ||
| 2000 | Ford | Focus | Coolant Reservoir | Top Hose; Small I.D. Heater Hose | ||
| 2000 | Ford | Focus | Filler Reservoir To Radiator | Top Hose; 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.