Spark Plug; ACDelco Professional Conventional Spark Plugs are designed for reliability and efficient performance, and are a high quality replacement for many vehicles on the road today. Their high-quality copper cores and outstanding suppression characteristics deliver reliable performance. They are also available for Marine applications. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function.Black Onyx coating helps reduce corrosionCopper core provides great heat transfer and helps maximize plug durabilityRibbed suppressor seal extends resistance and helps prevent spark 'flash over' and misfiresNickel-chrome alloy sheathing helps prevent corrosion on center electrodeAvailable for use in Marine applications
Vehicle Fitment:
The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
| Make |
Model |
Submodel |
Years |
Fitment Notes |
| Pontiac |
Firebird |
Base |
1977 |
engine V8 - 6.6L 403ci GAS 4BBL vin K - 2 valve OHV |
| Pontiac |
Firebird |
Esprit |
1977 |
|
| Pontiac |
Firebird |
Formula |
1978 - 1979 |
|
| Pontiac |
Firebird |
Formula |
1977 |
engine V8 - 6.6L 403ci GAS 4BBL vin K - 2 valve OHV |
| Pontiac |
Firebird |
Trans Am |
1977 - 1979 |
|
