Reproduction Of Original Correct Foam Seals To Rebuild Heater Box For Cars Without Air Conditioning Only For Cars With Air Conditioning Use Heater Box Seal P/N 605302 Chevelle heater box seals are a critical replacement when working on any A-Body heater box. These Chevelle heater box seals create an air-tight seam among critical heater box components. Using low quality or used heater box seals will lead air leaks and degrade the performance of your Chevrolet Chevelles heating & air conditioning systems.
| Make | Model | Years |
| Chevrolet | Chevelle | 1964 - 1972 |
| Chevrolet | El Camino | 1964 - 1972 |
| Chevrolet | Estate | 1969 - 1970 |
| Chevrolet | Malibu | 1964 - 1967 |
| GMC | Sprint | 1971 - 1972 |
