OE Quality
60-Day Returns

Dayco 70541 Radiator Coolant Hose
Overview of Dayco Curved Radiator Hose 70541
The Dayco Curved Radiator Hose 70541 is designed to provide reliable coolant flow for a range of vehicles including Chevrolet Blazer, Dodge Caravan, and Ford Tempo. Constructed from durable EPDM material, this radiator coolant hose ensures consistent performance under typical engine operating conditions.
- Material: EPDM for heat and chemical resistance
- Color: Black
- End 1 and End 2 Inside Diameter: 1 1/2 inches
- Hose Type: Single inside diameter hose
- Meets SAE specifications J20R4 Class D-1 and J1684 Type EC
- Trunk Height: 7 1/2 inches
- Does not include heat shield or protective sleeve
About the Curved Radiator Hose Product Line
The Dayco Curved Radiator Hose line focuses on providing hoses with precise bends to fit specific engine layouts, reducing the need for modifications during installation. The 70541 part number is part of this line, engineered to maintain coolant flow efficiency while fitting tightly within the engine bay of compatible vehicles.
Detailed Product Description
This radiator coolant hose is made from EPDM, a synthetic rubber known for its resistance to heat, ozone, and coolant chemicals, making it suitable for long-term use in automotive cooling systems. Both ends of the hose have a 1 1/2 inch inside diameter, ensuring a secure fit on radiator and engine connections. The hose’s curved design and 7 1/2 inch trunk height allow it to fit specific vehicle models without kinking or restricting coolant flow. It complies with SAE J20R4 Class D-1 and SAE J1684 Type EC standards, confirming its suitability for automotive coolant applications.
Compatible Vehicles and Common Applications
- Chevrolet Blazer and C10/C20 Suburban models
- Dodge Caravan, Charger, and Dart
- Ford Tempo, Probe, and Topaz
- GMC Jimmy, K10/K20 Suburban
- Mercury and Plymouth models
- Volkswagen Golf and Jetta
Issues Addressed by Dayco Radiator Hose 70541
- Replacement of cracked or leaking radiator coolant hoses
- Resolving coolant flow restrictions due to hose deformation
- Preventing overheating caused by coolant leaks
- Maintaining proper coolant system pressure and flow
- Ensuring compatibility with specific vehicle coolant system layouts
Installation Notes and Tips
Before installation, ensure the engine is cool to avoid burns or injury. Inspect hose connections for corrosion or damage and clean mating surfaces. Use appropriate clamps to secure the hose ends firmly without over-tightening, which can damage the hose. Verify the hose routing matches the original to prevent kinks or interference with other engine components.
Quality Assurance and Warranty
Dayco manufactures the Curved Radiator Hose 70541 to meet SAE standards J20R4 Class D-1 and J1684 Type EC, ensuring compliance with industry requirements for coolant hoses. While specific warranty details are not provided here, Dayco products typically come with manufacturer-backed quality assurance to support reliable performance in automotive cooling systems.
| Brand | Dayco |
| Part Number | 70541 |
| Position | Curved Radiator Hose, Upper - Pipe To Engine |
| Color | Black |
| End 1 Inside Diameter | 1 1/2 |
| End 2 Inside Diameter | 1 1/2 |
| Hose Type | Single I.D. Hose |
| Material | EPDM |
| SAE Specification | SAE J20R4 Class D-1, SAE J1684 Type EC |
| Trunk Height | 7 1/2 |
This part fits 66 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2005 | Volkswagen | Golf | 2.8L | V6 | Upper - Pipe To Engine | Curved Radiator Hose |
| 2004 | Volkswagen | Golf | 2.8L | V6 | Upper - Pipe To Engine | Curved Radiator Hose |
| 2004 | Volkswagen | Jetta | 2.8L | V6 | Upper - Pipe To Engine | Curved Radiator Hose |
| 2003 | Volkswagen | Golf | 2.8L | V6 | Upper - Pipe To Engine | Curved Radiator Hose |
| 2003 | Volkswagen | Jetta | 2.8L | V6 | Upper - Pipe To Engine | Curved Radiator Hose |
| 2002 | Volkswagen | Golf | 2.8L | V6 | Upper - Pipe To Engine | Curved Radiator Hose |
| 2002 | Volkswagen | Jetta | 2.8L | V6 | Upper - Pipe To Engine | Curved Radiator Hose |
| 2001 | Volkswagen | Golf | 2.8L | V6 | Upper - Pipe To Engine | Curved Radiator Hose |
| 2001 | Volkswagen | Jetta | 2.8L | V6 | Upper - Pipe To Engine | Curved Radiator Hose |
| 2000 | Volkswagen | Golf | 2.8L | V6 | Upper - Pipe To Engine | Curved Radiator Hose |
| 2000 | Volkswagen | Jetta | 2.8L | V6 | Upper - Pipe To Engine | Curved Radiator Hose |
| 1999 | Volkswagen | Golf | 2.8L | V6 | Upper - Pipe To Engine | Curved Radiator Hose |
| 1999 | Volkswagen | Jetta | 2.8L | V6 | Upper - Pipe To Engine | New Body Style; Curved Radiator Hose |
| 1994 | Ford | Tempo | 3.0L | V6 | Lower - Engine To Water Pump | Curved Radiator Hose |
| 1994 | Mercury | Topaz | 3.0L | V6 | Lower - Engine To Water Pump | Curved Radiator Hose |
| 1993 | Ford | Tempo | 3.0L | V6 | Lower - Engine To Water Pump | Curved Radiator Hose |
| 1993 | Mercury | Topaz | 3.0L | V6 | Lower - Engine To Water Pump | Curved Radiator Hose |
| 1992 | Ford | Probe | 3.0L | V6 | Lower - Engine To Water Pump | Curved Radiator Hose |
| 1992 | Ford | Tempo | 3.0L | V6 | Lower - Engine To Water Pump | Curved Radiator Hose |
| 1992 | Mercury | Topaz | 3.0L | V6 | Lower - Engine To Water Pump | Curved Radiator Hose |
| 1991 | Ford | Probe | 3.0L | V6 | Lower - Engine To Water Pump | Curved Radiator Hose |
| 1990 | Ford | Probe | 3.0L | V6 | Lower - Engine To Water Pump | Curved Radiator Hose |
| 1985 | Dodge | Caravan | 2.2L | L4 | Lower - Pipe To Engine | Curved Radiator Hose |
| 1985 | Plymouth | Voyager | 2.2L | L4 | Lower - Pipe To Engine | Curved Radiator Hose |
| 1984 | Dodge | Caravan | 2.2L | L4 | Lower - Pipe To Engine | Curved Radiator Hose |
| 1984 | Plymouth | Voyager | 2.2L | L4 | Lower - Pipe To Engine | Curved Radiator Hose |
| 1970 | Chevrolet | Blazer | 5.0L | V8 | Upper - Pipe To Radiator | w/4WD; Curved Radiator Hose |
| 1970 | Chevrolet | Blazer | 5.7L | V8 | Upper - Pipe To Radiator | w/4WD; Curved Radiator Hose |
| 1970 | Chevrolet | C20 Suburban | 5.0L | V8 | Upper - Pipe To Radiator | w/4WD; Curved Radiator Hose |
| 1970 | Chevrolet | K10 Suburban | 5.0L | V8 | Upper - Pipe To Radiator | w/4WD; Curved Radiator Hose |
| 1970 | Chevrolet | K10 Suburban | 5.7L | V8 | Upper - Pipe To Radiator | w/4WD; Curved Radiator Hose |
| 1970 | Chevrolet | K20 Suburban | 5.0L | V8 | Upper - Pipe To Radiator | w/4WD; Curved Radiator Hose |
| 1970 | Chevrolet | K20 Suburban | 5.7L | V8 | Upper - Pipe To Radiator | w/4WD; Curved Radiator Hose |
| 1970 | GMC | Jimmy | 5.0L | V8 | Upper - Pipe To Radiator | w/4WD; Curved Radiator Hose |
| 1970 | GMC | Jimmy | 5.7L | V8 | Upper - Pipe To Radiator | w/4WD; Curved Radiator Hose |
| 1969 | Chevrolet | Blazer | 5.0L | V8 | Upper | H.D. Rad., w/4WD; Curved Radiator Hose |
| 1969 | Chevrolet | Blazer | 5.7L | V8 | Upper | H.D. Rad., w/4WD; Curved Radiator Hose |
| 1969 | Chevrolet | K10 Suburban | 5.0L | V8 | Upper | w/4WD; Curved Radiator Hose |
| 1969 | Chevrolet | K10 Suburban | 5.7L | V8 | Upper | w/4WD; Curved Radiator Hose |
| 1969 | Chevrolet | K20 Suburban | 5.0L | V8 | Upper | w/4WD; Curved Radiator Hose |
| 1969 | Chevrolet | K20 Suburban | 5.7L | V8 | Upper | w/4WD; Curved Radiator Hose |
| 1969 | GMC | G15/G1500 Van | 4.1L | L6 | Upper | w/Roof A.C., w/Powerglide Trans.; Curved Radiator Hose |
| 1969 | GMC | G15/G1500 Van | 3.8L | L6 | Upper | w/Roof A.C., w/Powerglide Trans.; Curved Radiator Hose |
| 1969 | GMC | G25/G2500 Van | 4.1L | L6 | Upper | w/Roof A.C., w/Powerglide Trans.; Curved Radiator Hose |
| 1969 | GMC | G25/G2500 Van | 3.8L | L6 | Upper | w/Roof A.C., w/Powerglide Trans.; Curved Radiator Hose |
| 1968 | Chevrolet | C10 Suburban | 5.4L | V8 | Upper | w/4WD; Curved Radiator Hose |
| 1968 | Chevrolet | C10 Suburban | 5.0L | V8 | Upper | w/4WD; Curved Radiator Hose |
| 1968 | Chevrolet | C10 Suburban | 5.3L | V8 | Upper | w/4WD; Curved Radiator Hose |
| 1968 | Chevrolet | C20 Suburban | 5.0L | V8 | Upper | w/4WD; Curved Radiator Hose |
| 1968 | Chevrolet | C20 Suburban | 5.3L | V8 | Upper | w/4WD; Curved Radiator Hose |
| 1968 | Chevrolet | K10 Suburban | 5.4L | V8 | Upper | w/4WD; Curved Radiator Hose |
| 1968 | Chevrolet | K10 Suburban | 5.0L | V8 | Upper | w/4WD; Curved Radiator Hose |
| 1968 | Chevrolet | K10 Suburban | 5.3L | V8 | Upper | w/4WD; Curved Radiator Hose |
| 1968 | Chevrolet | K20 Suburban | 5.4L | V8 | Upper | w/4WD; Curved Radiator Hose |
| 1968 | Chevrolet | K20 Suburban | 5.0L | V8 | Upper | w/4WD; Curved Radiator Hose |
| 1968 | Chevrolet | K20 Suburban | 5.3L | V8 | Upper | w/4WD; Curved Radiator Hose |
| 1968 | Dodge | Charger | 3.7L | L6 | Upper | Curved Radiator Hose |
| 1968 | Dodge | Dart | 3.7L | L6 | Upper | Curved Radiator Hose |
| 1967 | Dodge | Dart | 3.7L | L6 | Upper | Curved Radiator Hose |
| 1966 | Dodge | Dart | 3.7L | L6 | Upper | Curved Radiator Hose |
| 1965 | Dodge | Dart | 3.7L | L6 | Upper | Curved Radiator Hose |
| 1964 | Dodge | Dart | 3.7L | L6 | Upper | Curved Radiator Hose |
| 1963 | Dodge | Dart | 3.7L | L6 | Upper | Curved Radiator Hose |
| 1962 | Dodge | Dart | 3.7L | L6 | Upper | Curved Radiator Hose |
| 1962 | Dodge | Lancer | 2.8L | L6 | Upper | without power steering; Curved Radiator Hose |
| 1961 | Dodge | Lancer | 2.8L | L6 | Upper | Curved Radiator 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.