Mercury Marquis Turn Signal Bulb Size
Mercury Marquis front turn signal bulbs utilized 1157NA, 1157, or 1034NA sizes, while rear turn signal bulbs used 1157 size bulbs. The replacement chart contains bulb size specifications across 20 model years from 1967 to 1986.
The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.
Front Turn Signal
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 |
|---|---|---|---|
| 1984-1986 | 1157NA | P21/5W | Check Price |
| 1983 | 1157 | P21/5W | Check Price |
| 1982 | 1034NA | 1034NA | Check Price |
| 1981 | 1157NA | P21/5W | Check Price |
| 1978-1980 | 1034NA | 1034NA | Check Price |
| 1976-1977 | 1157NA | P21/5W | Check Price |
| 1975 | 1034NA | 1034NA | Check Price |
| 1974 | 1157NA | P21/5W | Check Price |
| 1972-1973 | 1034NA | 1034NA | Check Price |
| 1970-1971 | 1157 | P21/5W | Check Price |
| 1969 | 1034NA | 1034NA | Check Price |
| 1968 | 1157NA | P21/5W | Check Price |
| 1967 | 1034NA | 1034NA | Check Price |
Rear Turn Signal
| Years | US Type | EU Type | Shop |
|---|---|---|---|
| 1967-1986 | 1157 | P21/5W | Check Price |
Bulb Specifications
| Description | Type | Shop |
|---|---|---|
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base, natural amber glass. 12V, 21W/5W. | 1157NA | Check Price |
| ECE standard (Europe & worldwide). Dual-filament signalling bulb with BAY15d bayonet base. 12V, 21W/5W. | P21/5W | Check Price |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. 12V, 21W/5W. | 1157 | Check Price |
| ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base, natural amber glass. Variant of 1157. 12V, 21/5W. | 1034NA | Check Price |