Pontiac Ventura Clock Light Bulb Size
The Pontiac Ventura clock light bulb uses 3 distinct sizes: 1895, 57, and 257, with each size corresponding to specific vehicle configurations. The replacement chart covers 1961 through 1972 production years and details the bulb size specifications for each model year.
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 |
|---|---|
| 1971-1972 | 1895 |
| 1961 | 257 |
| 57 |
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, 1W. | 57 |