1991 Eagle Summit Oil Type & Capacity
The 1991 Eagle Summit takes 5W-20 motor oil — 4.5 quarts with a filter change, per the factory service manual.
Factory-spec answer
5W-20 — 4.5 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| Base, 2D Hatchback, Automatic | API - SG or SG/CD, SAE 5W-20/30/40 (Below 60Deg.F), 10W-30/40/50 (Above -10Deg.F), 20W-20/40/50 (Above 32Deg.F) | 4.50 QTS. | 4.00 QTS. | — |
| Base, 2D Hatchback, Standard | API - SG or SG/CD, SAE 5W-20/30/40 (Below 60Deg.F), 10W-30/40/50 (Above -10Deg.F), 20W-20/40/50 (Above 32Deg.F) | 4.50 QTS. | 4.00 QTS. | — |
| Base, 4D Sedan, Automatic | API - SG or SG/CD, SAE 5W-20/30/40 (Below 60Deg.F), 10W-30/40/50 (Above -10Deg.F), 20W-20/40/50 (Above 32Deg.F) | 4.50 QTS. | 4.00 QTS. | — |
| Base, 4D Sedan, Standard | API - SG or SG/CD, SAE 5W-20/30/40 (Below 60Deg.F), 10W-30/40/50 (Above -10Deg.F), 20W-20/40/50 (Above 32Deg.F) | 4.50 QTS. | 4.00 QTS. | — |
| ES, 2D Hatchback, Automatic | API - SG or SG/CD, SAE 5W-20/30/40 (Below 60Deg.F), 10W-30/40/50 (Above -10Deg.F), 20W-20/40/50 (Above 32Deg.F) | 4.50 QTS. | 4.00 QTS. | — |
| ES, 2D Hatchback, Standard | API - SG or SG/CD, SAE 5W-20/30/40 (Below 60Deg.F), 10W-30/40/50 (Above -10Deg.F), 20W-20/40/50 (Above 32Deg.F) | 4.50 QTS. | 4.00 QTS. | — |
| ES, 4D Sedan, Automatic | API - SG or SG/CD, SAE 5W-20/30/40 (Below 60Deg.F), 10W-30/40/50 (Above -10Deg.F), 20W-20/40/50 (Above 32Deg.F) | 4.50 QTS. | 4.00 QTS. | — |
| ES, 4D Sedan, Standard | API - SG or SG/CD, SAE 5W-20/30/40 (Below 60Deg.F), 10W-30/40/50 (Above -10Deg.F), 20W-20/40/50 (Above 32Deg.F) | 4.50 QTS. | 4.00 QTS. | — |
Buy the right oil
Buy 5W-20 motor oil on Amazon1991 Eagle Summit oil filter on AmazonAs an Amazon Associate we earn from qualifying purchases made through these links.
More specs & repair guides for your Summit
1991 Eagle Summit factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
5.3 quarts (5.01 L) — Antifreeze Permanent-Type Coolant/High quality Ethylene Glycol Antifreeze. Includes: .69 qt. in reserve tank.
Frequently asked questions
What type of oil does a 1991 Eagle Summit take?
The 1991 Eagle Summit takes 5W-20 motor oil (API - SG or SG/CD, SAE 5W-20/30/40 (Below 60Deg.F), 10W-30/40/50 (Above -10Deg.F), 20W-20/40/50 (Above 32Deg.F)), per the factory service manual.
How much oil does a 1991 Eagle Summit take?
The 1991 Eagle Summit holds 4.5 quarts with a filter change, or 4.0 quarts without changing the filter.
Can I use synthetic oil in my 1991 Eagle Summit?
Yes. 5W-20 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1991 Eagle Summit. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.