1973-1977 Corvette C3 Coolant System Expansion Tank - Heavy Duty Plastic

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1973-1977 C3 Coolant System Expansion Tank - Heavy Duty Plastic

Replace your 1973-1977 Expansion Tank with our high quality Heavy Duty Plastic Tank for your Corvette. Correct replacement tank for 1974-1977E. Can also be a replacement for 1973. 

Our Heavy Duty Plastic Expansion Tank is a must have replacement for your Corvette's radiator coolant system. When your Corvette is running hot, this expansion tank fills with fluid to keep your car from having back pressure and overflowing your radiator.

Also known under these part numbers: (For reference only)

• 145152
• 25-120559-1
• 339185
• 686420079774
• A2368
• E6784