1991 Honda Prelude Oil Type & Capacity
The 1991 Honda Prelude 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 |
|---|---|---|---|---|
| 2.0 Si, Automatic | API - SAE 5W-30 (Preferred) (Below -20Deg.F to Above 120Deg.F), 10W-30 (15Deg.F to Above 120Deg.F) | 4.00 QTS. | — | Excluding the oil remaining in the engine, but including that remaining in the oil filter. |
| 2.0 Si, Standard | API - SAE 5W-30 (Preferred) (Below -20Deg.F to Above 120Deg.F), 10W-30 (15Deg.F to Above 120Deg.F) | 4.00 QTS. | — | Excluding the oil remaining in the engine, but including that remaining in the oil filter. |
| Si, Automatic | API - SAE 5W-30 (Preferred) (Below -20Deg.F to Above 120Deg.F), 10W-30 (15Deg.F to Above 120Deg.F) | 4.00 QTS. | — | Excluding the oil remaining in the engine, but including that remaining in the oil filter. |
| Si, Standard | API - SAE 5W-30 (Preferred) (Below -20Deg.F to Above 120Deg.F), 10W-30 (15Deg.F to Above 120Deg.F) | 4.00 QTS. | — | Excluding the oil remaining in the engine, but including that remaining in the oil filter. |
Buy the right oil
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More specs & repair guides for your Prelude
1991 Honda Prelude factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
6.5 quarts (6.15 L) — 50/50 mixture of HONDA Antifreeze/Coolant and water. Includes: the coolant in the reserve tank (.79 qt.) but excluding that remaining in the engine.
Frequently asked questions
What type of oil does a 1991 Honda Prelude take?
The 1991 Honda Prelude takes 5W-30 motor oil (API - SAE 5W-30 (Preferred) (Below -20Deg.F to Above 120Deg.F), 10W-30 (15Deg.F to Above 120Deg.F)), per the factory service manual.
How much oil does a 1991 Honda Prelude take?
The 1991 Honda Prelude holds 4.0 quarts with a filter change.
Can I use synthetic oil in my 1991 Honda Prelude?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1991 Honda Prelude. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.