Mercury Custom Courtesy Bulb Size
The Mercury Custom courtesy light requires a bulb size of 63 for the interior lighting system. Data for the specified vehicle covers the range from 1953 to 1955.
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 Type | Shop |
|---|---|---|
| 1953-1955 | 63 | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Single-filament bulb with BA9s base. 12V, 0.63W. | 63 | Check Price |