1991 Mercury Tracer Oil Type & Capacity: 5W-30 (4.0 quarts)
The 1991 Mercury Tracer takes 5W-30 motor oil — 4.0 quarts with a filter change, per the factory service manual.
Factory-spec answer
5W-30 — 4.0 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Base, 4D Sedan, Automatic | SAE 5W-30 (Preferred) (Below 0Deg.F to 100Deg.F), 10W-30 (0Deg.F to Above 100Deg.F) | 4.00 QTS. | 3.80 QTS. | — |
| Base, 4D Sedan, Standard | SAE 5W-30 (Preferred) (Below 0Deg.F to 100Deg.F), 10W-30 (0Deg.F to Above 100Deg.F) | 4.00 QTS. | 3.80 QTS. | — |
| Base, 4D Wagon, Automatic | SAE 5W-30 (Preferred) (Below 0Deg.F to 100Deg.F), 10W-30 (0Deg.F to Above 100Deg.F) | 4.00 QTS. | 3.80 QTS. | — |
| Base, 4D Wagon, Standard | SAE 5W-30 (Preferred) (Below 0Deg.F to 100Deg.F), 10W-30 (0Deg.F to Above 100Deg.F) | 4.00 QTS. | 3.80 QTS. | — |
| LTS, Automatic | SAE 5W-30 (Preferred) (Below 0Deg.F to 100Deg.F), 10W-30 (0Deg.F to Above 100Deg.F) | 4.00 QTS. | 3.80 QTS. | — |
| LTS, Standard | SAE 5W-30 (Preferred) (Below 0Deg.F to 100Deg.F), 10W-30 (0Deg.F to Above 100Deg.F) | 4.00 QTS. | 3.80 QTS. | — |
More factory specs & repair guides for your Tracer
🛞 1991 Mercury Tracer Tire Size & Pressure →🌧️ 1991 Mercury Tracer Wiper Blade Sizes →💡 1991 Mercury Tracer Light Bulb Sizes →📖 1991 Mercury Tracer Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
6.3 quarts (5.96 L) — 50/50 mixture of FORD Premium Cooling System Fluid and water
Frequently asked questions
What type of oil does a 1991 Mercury Tracer take?
The 1991 Mercury Tracer takes 5W-30 motor oil (SAE 5W-30 (Preferred) (Below 0Deg.F to 100Deg.F), 10W-30 (0Deg.F to Above 100Deg.F)), per the factory service manual.
What is the oil capacity of a 1991 Mercury Tracer?
The 1991 Mercury Tracer oil capacity is 4.0 quarts with a filter change, or 3.8 quarts without changing the filter.
How often should I change the oil in my 1991 Mercury Tracer?
Most 1991 Mercury Tracer owners follow a 5,000–7,500 mile interval with conventional oil, or up to 10,000 miles with full synthetic. Always check the oil life monitor if equipped, and consult your owner's manual — Mercury recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 1991 Mercury Tracer?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1991 Mercury Tracer. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.