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Full Size Chevy Radiator Filler Cap, AC Delco, 1977-1996
Item EK-40-331467-1
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Product Information
Features, Description, Q&A
Features
- Restoration Correct
- Original AC Delco Part
- Correct Fit And Finish
- With Turning Ears
- Fits 4, V6 And V8 Engines
- Made In USA
Description
The radiator cap on your 1977-1996 Chevy Caprice, Impala or SS can fail due to wear and fatigue. Don't take a chance. Replace your original radiator cap with this AC Delco cap from Eckler's Late Great Chevy. The radiator cap actually increases the boiling point of your coolant by about 45 F (25 C). How does this simple cap do this? The same way a pressure cooker increases the boiling temperature of water. The cap is actually a pressure release valve, and on cars it is usually set to 15 psi. The boiling point of water increases when the water is placed under pressure.When the fluid in the cooling system heats up, it expands, causing the pressure to build up. The cap is the only place where this pressure can escape, so the setting of the spring on the cap determines the maximum pressure in
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
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