Gates 21162 Radiator Coolant Hose - Lower, Lower - Engine To Pipe or Lower - Pipe To Radiator

Reliable Radiator Coolant Hose for Nissan and Pontiac Vehicles

The Gates Molded Coolant Hose 21162 is engineered to provide dependable cooling system performance for select Nissan and Pontiac models. Designed with durable EPDM material, this radiator coolant hose ensures consistent heat resistance and flexibility for optimal engine cooling.

• Constructed from high-quality EPDM material for heat and chemical resistance
• Molded design for precise fit and secure connections
• Centerline length of 27.7 inches (704 mm) for accurate replacement
• Uniform inside diameter of 1.31 inches (33 mm) on both ends
• Compatible with Nissan 280ZX, 720, D21, Pathfinder and Pontiac Fiero models

About the Gates Molded Coolant Hose Product Line

The Molded Coolant Hose line by Gates focuses on delivering hoses that are pre-formed to match specific vehicle cooling system configurations. This eliminates the need for bending or shaping during installation, reducing the risk of kinks or leaks. The molded construction of part number 21162 ensures a precise fit for the intended Nissan and Pontiac applications, maintaining proper coolant flow and system integrity.

Product Details and Specifications

This radiator coolant hose features a consistent inside diameter of 1.31 inches (33 mm) on both ends, facilitating a secure connection to the cooling system components. With a centerline length of 27.7 inches (704 mm), it matches the original equipment dimensions for the specified vehicles. The hose does not contain any internal springs or quick connect fittings, simplifying installation and maintenance. Its EPDM composition offers resistance to heat, ozone, and coolant chemicals, supporting long-term durability in demanding engine environments.

Common Applications and Problem Solving

• Replacement of worn or cracked radiator coolant hoses in Nissan 280ZX, 720, D21, Pathfinder, and Pontiac Fiero
• Resolving coolant leaks caused by hose degradation or damage
• Preventing overheating issues due to compromised coolant flow
• Maintaining proper engine temperature regulation through reliable hose performance
• Eliminating hose collapse or kinking with molded design

Installation Notes and Tips

Ensure the engine is cool before removing the old hose to avoid burns. Verify that the hose dimensions match the original part, specifically the 1.31 inch (33 mm) inside diameter and 27.7 inch (704 mm) centerline length. Use appropriate clamps to secure the hose ends firmly without over-tightening, which could damage the hose. Inspect adjacent cooling system components for wear during installation to maintain overall system reliability.

Quality Assurance and Warranty

Gates Molded Coolant Hose 21162 is manufactured to meet or exceed OEM specifications for fit, form, and function. The EPDM material and molded construction contribute to consistent performance under typical operating conditions. While specific warranty details are not provided, Gates products are generally backed by quality standards that support durability and reliability in automotive cooling systems.