Dayco 72136 Radiator Coolant Hose - Upper

Overview of Dayco Curved Radiator Hose 72136

The Dayco Curved Radiator Hose 72136 is designed specifically for Chevrolet Express 1500, Express 2500, GMC Savana 1500, and Savana 2500 models. Constructed from durable EPDM material, this radiator coolant hose ensures reliable performance in demanding engine cooling systems.

• Made from high-quality EPDM material for heat and chemical resistance
• Black color with a curved design for precise fitment
• Single inside diameter hose with 1 9/32 inches at both ends
• Meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Trunk height of 27 inches for proper routing in engine bay

About the Curved Radiator Hose Product Line

The Dayco Curved Radiator Hose line focuses on providing hoses with specific bends and dimensions to match OEM configurations. This ensures proper coolant flow and fitment without the need for modifications. The 72136 part number is part of this line, offering a precise curved shape that fits the cooling systems of select Chevrolet and GMC vans.

Detailed Product Description

This radiator coolant hose is engineered from EPDM, a synthetic rubber known for its resistance to heat, ozone, and coolant chemicals. Both ends of the hose have an inside diameter of 1 9/32 inches, making it a single i.d. hose suitable for the specified vehicle models. The hose does not include a heat shield or protective sleeve, which is typical for this type of radiator hose. It complies with SAE J20R4 Class D-1 and SAE J1684 Type EC standards, ensuring it meets industry requirements for coolant hoses.

Common Applications and Issues Addressed

• Replacement of worn or cracked radiator coolant hoses on Chevrolet Express 1500 and 2500
• Repair of coolant leaks caused by hose degradation in GMC Savana 1500 and 2500
• Restoring proper coolant flow to prevent engine overheating
• Maintaining OEM fit and function in vehicle cooling systems
• Addressing hose failures due to age or exposure to engine heat

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 OEM specifications to prevent kinks
• Inspect surrounding components for wear or damage during installation
• Use proper tools to avoid damaging the hose or fittings

Quality Assurance and Warranty

Dayco manufactures the Curved Radiator Hose 72136 to meet strict SAE specifications, ensuring durability and performance. While specific warranty details are not provided, Dayco products typically come with manufacturer-backed quality assurance to support reliable operation in Chevrolet Express and GMC Savana vehicles.