Heater Box Seal Kit for 1962-1965 Dodge Dart, Lancer, Coronet, Monaco 4pc

Heater Box Gasket Seal for 1963-1965 Dodge Dart

A new heater box gasket seal restores proper airflow and protects the interior.

• Improve heater efficiency by sealing air leaks.
• Prevent water from entering through the firewall.
• Reduce drafts and unwanted noise.
• Protect surrounding panels from moisture damage.

Upgrade your 1963-1965 Dodge Dart with our Heater Box Gasket Seal for improved insulation and comfort. Enhance your classic car's weatherproofing?shop now!

Specifications:

• Material: Foam
• Vehicle Fitment: Please see compatibility chart or give us a call to confirm
• Vehicle Placement: Front
• Number of Pieces: 4

Q: What is a heater box gasket seal?

This gasket seals the heater box to the firewall or adjoining components, preventing air and water leaks.

Q: What problems does a worn heater box seal cause?

Air leaks reduce heater efficiency, and water intrusion can lead to rust and interior damage.

Q: Are there other names for a heater box gasket seal?

It may be listed under several HVAC sealing terms.

• Heater box gasket
• Firewall heater seal
• Heater housing seal
• HVAC box gasket
• Heater plenum gasket

Names vary by manufacturer and OEM terminology.

Q: Does this seal affect heating performance?

Yes, proper sealing ensures air flows where it should, improving heater output.

Q: Is replacement recommended during heater service?

Yes, it is best replaced whenever the heater box is removed.

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You can purchase this product directly from Collectors Auto Supply, where we specialize in classic car restoration parts and accessories. Finding the perfect part for your classic car can be difficult, and even frustrating. And let us be honest. What makes it worse is a general lack of customer love in the industry. That is why we are here, and that is why we are different. We are car people just like you, and we know what you need. And if we do not already know it, we're listening. So, contact us if you need help finding a part, or have an idea for how to improve our website, or anything else. Or if you want to do it the old-fashioned way, give us a call at 1 (800) 414-4462.