Installation Time
(approx) 2 Hours
Difficulty Level:
Simple installation for anyone.
Installation Guides
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L98 Heater Hose Lower Surge Tank Outlet to Water Pump Coolant (90-91 Corvette C4)Find parts that fit my vehicle
Item EK-25-111110-1
Our Price
$259.99 each
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$13.00 Available in EK Cash Rewards.
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Product Information
Features, Description, Q&A, Specs & Installation
Features
- Fits only 1990-1991 Corvette C4 models equipped with KC4 Oil Cooler option
- Designed to transfer glycol-based coolants to and from heater core, by-pass, radiator, and other coolant system components
- Original molded configuration ensures proper fit and compatibility
- Constructed with EPDM tube and cover featuring synthetic knit reinforcement
- Compatible with ethylene glycol, propylene glycol-based, and organic acid modified long-life coolants
- Meets or exceeds SAE 20R3EC Class D1 and D2 specifications
- Resistant to electrochemical degradation (ECR)
- Internal diameter ranges from 1/4 to 1-3/8 inches with intersect hose configurations
- Temperature range from -40°F to 275°F (-40°C to 135°C)
- Not intended for fuel or oil transfer applications
- Fits 90-91 Corvette C4 With KC4 Oil Cooler Option Only
Description
Essential Cooling Hose. The Hose, Lower Surge Tank Outlet to Water Pump Coolant Heater Hose is engineered to efficiently transfer coolant through your Corvette's heating and cooling system. It connects critical components to maintain optimal engine temperature and prevent overheating, ensuring reliable operation of your 1990-1991 Corvette C4 equipped with the L98 engine and KC4 oil cooler option.
Durable Material Construction. Made from EPDM with synthetic knit reinforcement, this molded hose offers excellent resistance to heat, pressure, and electrochemical degradation. Its original OEM configuration ensures a precise fit and compatibility with various coolant formulations, including ethylene glycol and propylene glycol-based coolants, operating within temperatures from -40°F to 275°F (-40°C to 135°C).
Installation. Installation is straightforward with no drilling or modifications required, suitable for both experienced enthusiasts and professional mechanics. The hose is designed specifically for the L98 engine with the KC4 oil cooler option to guarantee proper fitment.
Application. This hose fits 1990 and 1991 Corvette C4 models equipped with the KC4 oil cooler option only. It is not compatible with vehicles lacking this configuration or other model years.
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (1) Hose
4.9
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