1988 Plymouth Horizon Oil Type & Capacity
The 1988 Plymouth Horizon 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 |
|---|---|---|---|---|
| Automatic | API - SAE 5W-30 (Below 100Deg.F), 10W-30 (Above 0Deg.F), 15W-40 (Above 10Deg. F), 30 (Above 20Deg.F) | 4.00 QTS. | — | — |
| Standard | API - SAE 5W-30 (Below 100Deg.F), 10W-30 (Above 0Deg.F), 15W-40 (Above 10Deg. F), 30 (Above 20Deg.F) | 4.00 QTS. | — | — |
Buy the right oil
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More specs & repair guides for your Horizon
1988 Plymouth Horizon factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
9.0 quarts (8.51 L) — 50/50 mixture of Ethylene Glycol Base Antifreeze and water. Includes: 1 pt. in coolant reserve tank.
Frequently asked questions
What type of oil does a 1988 Plymouth Horizon take?
The 1988 Plymouth Horizon takes 5W-30 motor oil (API - SAE 5W-30 (Below 100Deg.F), 10W-30 (Above 0Deg.F), 15W-40 (Above 10Deg. F), 30 (Above 20Deg.F)), per the factory service manual.
How much oil does a 1988 Plymouth Horizon take?
The 1988 Plymouth Horizon holds 4.0 quarts with a filter change.
Can I use synthetic oil in my 1988 Plymouth Horizon?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 1988 Plymouth Horizon. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.