1991 Subaru Justy Oil Type & Capacity: 5W-30 (2.96 quarts)
The 1991 Subaru Justy takes 5W-30 motor oil — 2.96 quarts with a filter change, per the factory service manual.
Factory-spec answer
5W-30 — 2.96 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Base | API - SAE 5W-30 (Below 30Deg.F), 10W-30/40 (15Deg.F to 95Deg.F) | 2.96 QTS. | — | — |
| GL, 2D Hatchback, 1.2 7, Automatic CVT | API - SAE 5W-30 (Below 30Deg.F), 10W-30/40 (15Deg.F to 95Deg.F) | 2.96 QTS. | — | — |
| GL, 2D Hatchback, 1.2 7, Standard | API - SAE 5W-30 (Below 30Deg.F), 10W-30/40 (15Deg.F to 95Deg.F) | 2.96 QTS. | — | — |
| GL, 2D Hatchback, 1.2 8, Automatic CVT | API - SAE 5W-30 (Below 30Deg.F), 10W-30/40 (15Deg.F to 95Deg.F) | 2.96 QTS. | — | — |
| GL, 2D Hatchback, 1.2 8, Standard | API - SAE 5W-30 (Below 30Deg.F), 10W-30/40 (15Deg.F to 95Deg.F) | 2.96 QTS. | — | — |
| GL, 4D Hatchback, Automatic CVT | API - SAE 5W-30 (Below 30Deg.F), 10W-30/40 (15Deg.F to 95Deg.F) | 2.96 QTS. | — | — |
| GL, 4D Hatchback, Standard | API - SAE 5W-30 (Below 30Deg.F), 10W-30/40 (15Deg.F to 95Deg.F) | 2.96 QTS. | — | — |
More factory specs & repair guides for your Justy
🛞 1991 Subaru Justy Tire Size & Pressure →🌧️ 1991 Subaru Justy Wiper Blade Sizes →💡 1991 Subaru Justy Light Bulb Sizes →📖 1991 Subaru Justy Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
5.2 quarts (4.92 L) — 50/50 mixture of Ethylene Glycol Antifreeze and water
Frequently asked questions
What type of oil does a 1991 Subaru Justy take?
The 1991 Subaru Justy takes 5W-30 motor oil (API - SAE 5W-30 (Below 30Deg.F), 10W-30/40 (15Deg.F to 95Deg.F)), per the factory service manual.
What is the oil capacity of a 1991 Subaru Justy?
The 1991 Subaru Justy oil capacity is 2.96 quarts with a filter change.
How often should I change the oil in my 1991 Subaru Justy?
Most 1991 Subaru Justy 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 — Subaru recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 1991 Subaru Justy?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1991 Subaru Justy. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.