Chevrolet Parkwood Clock Light Bulb Size
The Chevrolet Parkwood clock light requires bulb size 1816, 257, or 57 depending on the specific application. Data for the bulb sizes covers the range from 1959 to 1961.
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 |
|---|---|
| 1961 | 1816 |
| 1960 | 257 |
| 57 | |
| 1959 | 57 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T3.25). 12V, 4W. | 1816 |
| ANSI standard (US & Canada). Festoon or BA9s base instrument bulb. 12V, 2W. | 257 |
| ANSI standard (US & Canada). Single-filament bulb with BA9s base. 12V, 1W. | 57 |