Dayco 71755 Radiator Coolant Hose - Upper

Overview of Dayco Curved Radiator Hose 71755

The Dayco Curved Radiator Hose 71755 is designed specifically for Buick Regal models, providing reliable coolant flow and engine temperature regulation. Made from durable EPDM material, this radiator coolant hose ensures consistent performance under typical operating conditions.

• Constructed from high-quality EPDM material for heat and chemical resistance
• Black color with a curved design for precise fitment
• Both ends have a 1 1/4 inch inside diameter for uniform coolant flow
• Meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Single inside diameter hose type without heat shield or protective sleeve
• Trunk height of 25 for proper clearance and installation

Detailed Product Description

The Dayco Curved Radiator Hose 71755 is engineered to meet the cooling system requirements of Buick Regal vehicles. Its EPDM construction offers resistance to heat, ozone, and coolant chemicals, which helps maintain hose integrity over time. The hose features a consistent 1 1/4 inch inside diameter on both ends, ensuring smooth coolant circulation without restrictions. This single i.d. hose design is free of additional heat shields or protective sleeves, making it a straightforward replacement part. The 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

The Curved Radiator Hose line by Dayco focuses on delivering hoses with precise bends and dimensions tailored to specific vehicle models. This product line addresses the need for radiator hoses that fit complex engine bay layouts without modification. The 71755 part is part of this line, designed to fit the Buick Regal with exact curvature and diameter specifications, ensuring proper coolant flow and installation ease.

Common Applications and Problem Solving

• Replacement of worn or cracked radiator coolant hoses in Buick Regal vehicles
• Resolving coolant leaks caused by hose degradation or damage
• Preventing engine overheating due to compromised coolant flow
• Addressing hose swelling or softening from heat exposure
• Ensuring proper coolant system pressure and flow with correct hose dimensions

Installation Notes and Tips

When installing the Dayco Curved Radiator Hose 71755, ensure the engine is cool to avoid burns. Verify that the hose diameter matches the radiator and engine fittings exactly at 1 1/4 inch inside diameter. Use appropriate clamps to secure the hose ends and check for any kinks or twists that could restrict coolant flow. Since this hose does not include a heat shield or protective sleeve, inspect surrounding components for potential heat exposure and add protection if necessary.

Quality Assurance and Warranty

Dayco manufactures the Curved Radiator Hose 71755 to meet SAE specifications, ensuring consistent quality and performance. While specific warranty details are not provided here, Dayco products typically come with manufacturer-backed warranties covering defects in material and workmanship. Using this hose helps maintain the integrity of the Buick Regal cooling system with a reliable, specification-compliant component.