Dayco 70218 Radiator Coolant Hose - Lower, Upper or Upper - Pipe To Radiator

Overview of Dayco Curved Radiator Hose 70218

The Dayco Curved Radiator Hose 70218 is designed to provide reliable coolant flow for select Cadillac, Chevrolet, Chrysler, and Oldsmobile vehicles. Constructed from durable EPDM material, this black single inside diameter hose ensures consistent performance in demanding engine cooling systems.

• Made from high-quality EPDM rubber for heat and chemical resistance
• Black color with a curved design for precise fitment
• Both ends have a 1 3/4 inch inside diameter
• Meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Trunk height measures 13 1/4 inches for proper routing
• Single inside diameter hose type for straightforward installation

Detailed Product Description

The Dayco Curved Radiator Hose 70218 is engineered to meet the cooling system requirements of various classic and modern vehicles, including Cadillac DeVille, Eldorado, Chevrolet Camaro, Chrysler Town & Country, and Oldsmobile 88, 98, and 300 models. Its EPDM construction offers resistance to heat, ozone, and coolant chemicals, ensuring durability and longevity under typical engine operating conditions. The hose’s curved shape and consistent 1 3/4 inch inside diameter on both ends allow for a secure and leak-free connection within the radiator system. This hose complies with SAE J20R4 Class D-1 and SAE J1684 Type EC standards, confirming its suitability for automotive coolant applications.

About the Curved Radiator Hose Product Line

Dayco’s Curved Radiator Hose line focuses on providing hoses with precise bends and dimensions to match specific vehicle cooling system layouts. This product line is designed to simplify installation and maintain optimal coolant flow by reducing stress and potential kinks in the hose. The 70218 part number is a representative example, offering a tailored fit for select GM and Chrysler vehicles requiring a 1 3/4 inch diameter curved hose.

Common Applications and Problem Solving

• Replacement for cracked or leaking radiator coolant hoses
• Solves coolant flow restrictions caused by collapsed or hardened hoses
• Addresses overheating issues related to faulty or deteriorated radiator hoses
• Prevents coolant leaks that can lead to engine damage
• Restores proper coolant circulation in vintage and late-model vehicles

Installation Notes and Tips

• Ensure the engine is cool before removing the old hose to avoid burns
• Check hose clamps and replace if corroded or damaged
• Verify the hose routing matches the original to prevent kinks or interference
• Lubricate hose ends with coolant or water for easier installation
• Tighten clamps securely but avoid over-tightening to prevent hose damage

Quality Assurance and Warranty

Dayco manufactures the Curved Radiator Hose 70218 to meet stringent SAE specifications, ensuring reliable performance in automotive cooling systems. While specific warranty details are not provided, Dayco products typically come with manufacturer-backed quality assurance to support durability and fitment. Users should consult Dayco’s official documentation or authorized distributors for warranty terms related to this part.