Pontiac Tempest Ignition Light Bulb Size
The Pontiac Tempest ignition light uses bulb sizes 1895, 257, and 53 depending on the specific application. Data for the ignition light covers the range from 1961 to 1970.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Bulb Size by Year Range
| Years | Bulb Size |
|---|---|
| 1966-1970 | 1895 |
| 1962-1965 | 257 |
| 1961 | 53 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 0.9W. | 1895 |
| ANSI standard (US & Canada). Festoon or BA9s base instrument bulb. 12V, 2W. | 257 |
| ANSI standard (US & Canada). Single-filament bulb with BA9s base. 12V, 2W. | 53 |