Dayco 71424 Radiator Coolant Hose - Lower

Overview of Dayco Curved Radiator Hose 71424

The Dayco Curved Radiator Hose 71424 is designed to provide reliable coolant flow for select Chrysler, Dodge, and Plymouth vehicles. Engineered with durable EPDM material and a dual inside diameter design, this radiator coolant hose ensures a secure fit and long-lasting performance.

• Constructed from high-quality EPDM for heat and chemical resistance
• Dual inside diameter hose with 1 1/4 inch and 1 3/8 inch ends
• Includes a protective sleeve for added durability
• Meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Compatible with Chrysler, Dodge, and Plymouth models including Acclaim, Daytona, Dynasty, LeBaron, New Yorker, Shadow, Spirit, and Sundance
• Trunk height of 18 3/8 inches for precise fitment

Details on the Curved Radiator Hose Product Line

The Dayco Curved Radiator Hose line focuses on delivering hoses that accommodate specific engine layouts requiring curved coolant routing. This product line emphasizes durability and fitment accuracy, utilizing EPDM material and protective sleeves to withstand heat and abrasion. The 71424 part exemplifies these qualities, providing a tailored solution for various Chrysler, Dodge, and Plymouth vehicles.

Technical Description of Part Number 71424

The Dayco 71424 radiator coolant hose features a dual inside diameter design, with one end measuring 1 1/4 inches and the other 1 3/8 inches, allowing it to connect different sized fittings securely. Made from EPDM, the hose resists heat, ozone, and coolant chemicals, extending service life. The protective sleeve enhances abrasion resistance, although this hose does not include a heat shield. It complies with SAE J20R4 Class D-1 and SAE J1684 Type EC standards, ensuring it meets industry requirements for coolant hoses.

Applications and Common Issues Addressed

• Replacement for worn or cracked radiator coolant hoses in Chrysler Acclaim and Dodge Daytona
• Solves coolant leaks caused by hose degradation in Plymouth Sundance and Chrysler LeBaron
• Prevents overheating issues related to compromised coolant flow in Dodge Dynasty and Plymouth Spirit
• Addresses fitment challenges with dual diameter connections in New Yorker and Shadow models

Installation Notes and Tips

When installing the Dayco 71424 radiator hose, ensure the hose ends match the corresponding radiator and engine fittings by verifying the 1 1/4 inch and 1 3/8 inch inside diameters. Use appropriate clamps to secure the hose and avoid overtightening, which can damage the hose or fittings. Inspect the protective sleeve for any damage before installation to maintain abrasion resistance. It is recommended to replace coolant hoses as part of routine maintenance to prevent unexpected failures.

Quality Assurance and Warranty

Dayco manufactures the 71424 radiator coolant hose to meet SAE specifications, ensuring consistent quality and performance. The use of EPDM material and protective sleeves contributes to durability under typical operating conditions. While specific warranty details are not provided, Dayco products generally adhere to industry standards for reliability and are backed by the brand's quality control processes.