HomeBelts and Cooling > Hoses and PipesGates 20819 Radiator Coolant Hose - Lower
Part #: 20819

Gates 20819 Radiator Coolant Hose - Lower

Molded Coolant Hose, Lower
⚙️ 3 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Molded Coolant Hose, Lower
🚗Fitment: Chevrolet, Corvette
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Overview of Gates Molded Coolant Hose 20819

The Gates Molded Coolant Hose 20819 is designed specifically for Chevrolet Corvette models, providing reliable radiator coolant flow. Constructed from durable EPDM material, this molded radiator coolant hose ensures consistent performance under various operating conditions.

  • Made from high-quality EPDM material for heat and chemical resistance
  • Molded design for precise fit and durability
  • End 1 inside diameter: 1.75 inches (44 mm)
  • End 2 inside diameter: 1.88 inches (48 mm)
  • Centerline length: 18.9 inches (480 mm)
  • Contains no internal spring for smooth coolant flow
  • Compatible with Chevrolet Corvette radiator systems

About the Molded Coolant Hose Product Line

The Gates Molded Coolant Hose line focuses on delivering hoses that are pre-formed to exact specifications, reducing installation time and improving fitment accuracy. This product line is engineered to meet OEM standards, ensuring that the molded radiator coolant hose 20819 integrates seamlessly with the cooling system of Chevrolet Corvette vehicles.

Detailed Product Description

This radiator coolant hose features a molded construction that matches the original equipment shape, eliminating the need for bending or modification during installation. The EPDM material offers excellent resistance to heat, ozone, and coolant chemicals, which helps maintain hose integrity over time. With precise inside diameters of 1.75 inches (44 mm) on one end and 1.88 inches (48 mm) on the other, along with a centerline length of 18.9 inches (480 mm), this hose is designed to fit the cooling system of Chevrolet Corvette models accurately. The absence of an internal spring allows for unobstructed coolant flow, supporting efficient engine temperature regulation.

Common Applications and Issues Addressed

  • Replacement of worn or cracked radiator coolant hoses on Chevrolet Corvette
  • Resolving coolant leaks caused by hose degradation
  • Preventing overheating due to compromised coolant flow
  • Maintaining proper engine temperature regulation
  • Ensuring secure and leak-free connections in the cooling system

Installation Notes and Tips

When installing the Gates Molded Coolant Hose 20819, ensure the vehicle is cool and the cooling system is depressurized. Verify the hose orientation matches the original routing to avoid kinks or stress points. Use appropriate clamps to secure each end firmly without over-tightening, which could damage the hose. Inspect adjacent components for wear or damage during replacement to maintain overall cooling system integrity.

Quality Assurance and Warranty

Gates manufactures the Molded Coolant Hose 20819 to meet stringent quality standards, ensuring durability and reliable performance. The EPDM material and molded design contribute to long service life under normal operating conditions. Please refer to Gates' official warranty policy for specific coverage details related to this radiator coolant hose.

BrandGates
Part Number20819
PositionMolded Coolant Hose, Lower
MaterialEpdm
End 1 Inside Diameter1.75
End 1 Inside Diameter44
End 2 Inside Diameter1.88
End 2 Inside Diameter48
Contains SpringNo
Centerline Length18.9
Centerline Length480
Branch Quantity0
9839Yes
98450
Modular HoseNo
MoldedYes
Number of Quick Connect Fittings0

This part fits 3 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
1968ChevroletCorvette7.0LV8GASLowerW/Almnm. Heads; Molded Coolant Hose
1967ChevroletCorvette7.0LV8GASLowerMolded Coolant Hose
1966ChevroletCorvette7.0LV8GASLowerMolded Coolant Hose

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

2081924050L388282666768667897691

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.