American Motors Ambassador Instrument Panel Bulb Size
The American Motors Ambassador instrument panel uses bulb sizes 57, 158, 194, 257, 1445, 1816, and 1893. Data for the specified components covers the range from 1958 to 1974.
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
If US Type and EU Type show the same value, a direct cross-reference for this bulb is not available or the data is insufficient.
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 1973-1974 | 194 | W5W | Check Price |
| 1972 | 1445 | 1445 | Check Price |
| 1970 | 158 | 158 | Check Price |
| 1969 | 1893 | 1893 | Check Price |
| 1968 | 158 | 158 | Check Price |
| 1967 | 257 | 257 | Check Price |
| 1966 | 1816 | 1816 | Check Price |
| 1965 | 1445 | 1445 | Check Price |
| 1964 | 158 | 158 | Check Price |
| 1963 | 1445 | 1445 | Check Price |
| 1961-1962 | 57 | 57 | Check Price |
| 1960 | 257 | 257 | Check Price |
| 1959 | 57 | 57 | Check Price |
| 1958 | 257 | 257 | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3.78W. | 194 | Check Price |
| ECE standard (Europe & worldwide). Single-filament signalling bulb with W2.1x9.5d wedge base. 12V, 5W. | W5W | Check Price |
| ANSI standard (US & Canada). Single-filament bulb with BA9s base. 12V, 2W. | 1445 | Check Price |
| ANSI standard (US & Canada). Miniature wedge bulb (T10). 12V, 3W. | 158 | Check Price |
| ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 2W. | 1893 | Check Price |
| ANSI standard (US & Canada). Festoon or BA9s base instrument bulb. 12V, 2W. | 257 | Check Price |
| ANSI standard (US & Canada). Miniature wedge bulb (T3.25). 12V, 4W. | 1816 | Check Price |
| ANSI standard (US & Canada). Single-filament bulb with BA9s base. 12V, 1W. | 57 | Check Price |