Installation Time
(approx) 30 Minutes
Difficulty Level:
Simple installation for anyone.
Installation Guides
No guide available for this part yet.
Eckler's Catalogs Available Now!
Shop Owners Save More!
Sign up for our dealer program
Frequently Bought Together
Product Information
Features, Description, Q&A, Specs & Installation
Features
- Curved Radiator Hose, Length: 19"
- Inner Diameter 1: 1.5"
- Inner Diameter 2: 1.5"
- Material: EPDM
- Specs: SAE J1684 Type EC, SAE J20R4 Class D-1
- Replaces: 20809, 70758
- Fits 69-76 350 V8 Corvette C3
Description
Versatile Radiator Hose. The Upper Radiator Hose is a critical component in the cooling system, allowing coolant to flow efficiently between the engine and radiator. It maintains the engine’s optimal temperature, preventing overheating and ensuring consistent vehicle performance. This hose is designed as a direct replacement, providing compatibility and reliable function within the cooling system.
Construction and Appearance. Made from durable EPDM, this hose offers excellent resistance to heat, ozone, and aging—ideal for automotive environments. It meets industry specifications SAE J1684 Type EC and SAE J20R4 Class D-1, assuring quality construction and a secure seal. The curved shape enables precise fitment and coolant routing without causing kinks or flow restrictions.
Installation. Installation requires no additional drilling or modifications, making it straightforward for both professional mechanics and experienced enthusiasts. The exact fit reduces installation time and ensures a secure, leak-free connection within the cooling system.
Application. Specifically engineered for the 1969-1976 350 V8 Corvette C3, this hose meets the original equipment specifications and serves as a direct replacement for part numbers 20809 and 70758.
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Install Details & What's in the Box
Installation Info
What's in the Box
- (1) Upper Radiator Hose
4.6
Reviews of similar Classic Engine Products (3)
Questions & Answers
No questions about this product yet.
Ask the First Question
Will It Fit My Corvette
- Base - 69, 70, 71, 72, 73, 74
- Stingray - 75, 76