Dayco 70241 HVAC Heater Hose - Filler Tank, Surge or Tee To Tank

Overview of Dayco Curved Radiator Hose 70241

The Dayco Curved Radiator Hose 70241 is designed for reliable HVAC system performance in select Chrysler and Nissan vehicles. Engineered with durable EPDM material, this black curved radiator hose ensures consistent heat resistance and flexibility for efficient coolant flow.

• Constructed from high-quality EPDM material for heat and chemical resistance
• Black single inside diameter hose with 1 inch ID on both ends
• Meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Trunk height of 4 1/2 inches for precise fitment
• Compatible with Chrysler 300, Imperial, Newport, New Yorker, Town & Country and Nissan D21, Pathfinder, Pickup models

Detailed Product Description

The Dayco Curved Radiator Hose 70241 is part of the Curved Radiator Hose product line, which focuses on delivering hoses designed to accommodate specific radiator and heater system configurations. This hose features a curved design to fit OEM routing requirements, ensuring proper coolant flow and system integrity. Made from EPDM, it offers resistance to heat, ozone, and automotive fluids, which is critical for HVAC heater hose applications. Both ends have a 1 inch inside diameter, making it a single i.d. hose suitable for the specified Chrysler and Nissan models. The hose does not include a heat shield or protective sleeve, which aligns with its intended use in less exposed areas of the HVAC system.

Compatible Vehicles and Applications

This Dayco heater hose is compatible with a range of Chrysler and Nissan vehicles, including:

• Chrysler 300, Imperial, Newport, New Yorker, Town & Country
• Nissan D21, Pathfinder, Pickup

It is designed to replace OEM hoses that require a 1 inch inside diameter hose with a curved shape and a trunk height of 4 1/2 inches, meeting SAE J20R4 Class D-1 and SAE J1684 Type EC standards for HVAC heater hoses.

Common Issues Addressed by Dayco 70241 Hose

• Cracked or brittle heater hoses causing coolant leaks
• Improper hose fitment leading to coolant flow restrictions
• Degraded hose material from heat and chemical exposure
• Failure of OEM hoses due to aging or wear
• Replacement of hoses without heat shields or protective sleeves in HVAC systems

Installation Notes and Tips

• Ensure the hose routing matches OEM specifications for proper fit
• Check hose clamps and connections for secure sealing
• Inspect surrounding components for wear or damage during installation
• Use coolant compatible with EPDM hoses to prevent premature degradation
• Verify hose length and trunk height to avoid interference with other engine parts

Quality Assurance and Warranty

Dayco manufactures the Curved Radiator Hose 70241 to meet SAE J20R4 Class D-1 and SAE J1684 Type EC standards, ensuring compliance with industry requirements for HVAC heater hoses. The EPDM material provides durability against heat and chemical exposure typical in automotive cooling systems. Warranty information should be confirmed with the original equipment manufacturer or supplier, as it may vary by application and region.