Dayco 71359 Engine Coolant Bypass Hose - Pipe To Thermostat

Overview of Dayco Curved Radiator Hose 71359

The Dayco Curved Radiator Hose 71359 is engineered for reliable engine coolant bypass in select Chrysler, Dodge, Mitsubishi, and Plymouth vehicles. Designed with durable EPDM material, this black single inside diameter hose ensures consistent performance under typical engine operating conditions.

• Constructed from EPDM for heat and chemical resistance
• Black color with 7/16 inch inside diameter on both ends
• Single i.d. hose type for precise fitment
• Meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Trunk height of 3 1/4 inches for proper routing

Detailed Product Description

The Dayco Curved Radiator Hose 71359 is a specialized engine coolant bypass hose designed to maintain optimal coolant flow in various vehicle models including Chrysler Acclaim, Dodge Caravan, Mitsubishi Montero, and Plymouth Sundance. Made from EPDM, this hose offers resistance to heat, ozone, and coolant chemicals, which helps extend service life. Both ends feature a 7/16 inch inside diameter, ensuring compatibility with corresponding engine fittings. The hose’s curved design and 3 1/4 inch trunk height facilitate proper installation and routing within the engine bay without kinking or interference.

As part of Dayco's Curved Radiator Hose line, this product is tailored to meet specific cooling system requirements, providing a reliable replacement option that adheres to SAE J20R4 Class D-1 and SAE J1684 Type EC standards. This ensures the hose performs consistently under pressure and temperature variations typical in engine coolant systems.

Applications and Common Issues Addressed

• Replacement for cracked or leaking engine coolant bypass hoses
• Prevents coolant loss and overheating in Chrysler, Dodge, Mitsubishi, and Plymouth vehicles
• Resolves coolant flow restrictions caused by hose deformation or wear
• Addresses fitment issues in models such as Dodge Grand Caravan and Mitsubishi Raider
• Helps maintain proper engine temperature regulation

Installation Notes and Tips

• Ensure engine is cool before removing the old hose to avoid burns
• Check hose clamps and replace if corroded or damaged
• Verify the 7/16 inch inside diameter matches your vehicle’s fittings
• Route the hose according to factory specifications to prevent kinks
• Inspect surrounding components for wear during installation

Quality Assurance and Warranty

Dayco manufactures the Curved Radiator Hose 71359 to meet stringent SAE specifications, ensuring durability and performance. While specific warranty details are not provided, Dayco products typically adhere to industry standards for quality and reliability. Using this hose helps maintain the integrity of the engine cooling system in compatible Chrysler, Dodge, Mitsubishi, and Plymouth models.