1985 Mitsubishi Galant Oil Type & Capacity: 20W-40 (4.2 quarts)
The 1985 Mitsubishi Galant takes 20W-40 motor oil — 4.2 quarts with a filter change, per the factory service manual.
Factory-spec answer
20W-40 — 4.2 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Galant — 2.4L Eng | SAE 20W-40 (0Deg.F to Above 100Deg.F), 10W-30 (-20Deg.F to Above 100Deg.F), 5W-30 (Below -20Deg.F to 60Deg.F) | 4.20 QTS. | — | — |
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More factory specs & repair guides for your Galant
🛞 1985 Mitsubishi Galant Tire Size & Pressure →🌧️ 1985 Mitsubishi Galant Wiper Blade Sizes →💡 1985 Mitsubishi Galant Light Bulb Sizes →📖 1985 Mitsubishi Galant Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
7.4 quarts (7 L) — 50/50 mixture of High quality ethylene-glycol antifreeze and water
Frequently asked questions
What type of oil does a 1985 Mitsubishi Galant take?
The 1985 Mitsubishi Galant takes 20W-40 motor oil (SAE 20W-40 (0Deg.F to Above 100Deg.F), 10W-30 (-20Deg.F to Above 100Deg.F), 5W-30 (Below -20Deg.F to 60Deg.F)), per the factory service manual.
What is the oil capacity of a 1985 Mitsubishi Galant?
The 1985 Mitsubishi Galant oil capacity is 4.2 quarts with a filter change.
How often should I change the oil in my 1985 Mitsubishi Galant?
Most 1985 Mitsubishi Galant 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 — Mitsubishi recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 1985 Mitsubishi Galant?
Yes. 20W-40 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1985 Mitsubishi Galant. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.