1991 Alfa Romeo Spider Oil Type & Capacity: 10W-50 (7.0 quarts)
The 1991 Alfa Romeo Spider takes 10W-50 motor oil — 7.0 quarts with a filter change, per the factory service manual.
Factory-spec answer
10W-50 — 7.0 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Base, Automatic | API - SF, SAE 10W-50 | 7.00 QTS. | — | — |
| Base, Standard | API - SF, SAE 10W-50 | 7.00 QTS. | — | — |
| Veloce, Automatic | API - SF, SAE 10W-50 | 7.00 QTS. | — | — |
| Veloce, Standard | API - SF, SAE 10W-50 | 7.00 QTS. | — | — |
More factory specs & repair guides for your Spider
🛞 1991 Alfa Romeo Spider Tire Size & Pressure →🌧️ 1991 Alfa Romeo Spider Wiper Blade Sizes →💡 1991 Alfa Romeo Spider Light Bulb Sizes →📖 1991 Alfa Romeo Spider Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
8.0 quarts (7.57 L) — ALFA ROMEO Antifreeze
Frequently asked questions
What type of oil does a 1991 Alfa Romeo Spider take?
The 1991 Alfa Romeo Spider takes 10W-50 motor oil (API - SF, SAE 10W-50), per the factory service manual.
What is the oil capacity of a 1991 Alfa Romeo Spider?
The 1991 Alfa Romeo Spider oil capacity is 7.0 quarts with a filter change.
How often should I change the oil in my 1991 Alfa Romeo Spider?
Most 1991 Alfa Romeo Spider 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 — Alfa Romeo recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 1991 Alfa Romeo Spider?
Yes. 10W-50 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1991 Alfa Romeo Spider. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.