Ferrari Testarossa Instrument Panel Bulb Size
The Ferrari Testarossa instrument panel utilizes 158 and 194 bulb sizes for the internal illumination components. Data for the specific lighting requirements covers the period from 1985 through 1989.
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 |
|---|---|
| 1989 | 158 |
| 1985-1988 | 194 |
Bulb Specifications
| Description | Bulb Size |
|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3W. | 158 |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 |