# Engine oil type (1990)

Canonical URL: https://miatatorque.com/spec/engine-oil-type-1990/

Applicability: NA 1990 (B6)

Confidence: fsm

Engine oil; API service SF or SG; Choose viscosity using the temperature chart in the cited factory manual.

Always confirm against your factory manual. Match every restriction and follow all stages and procedure notes. Disputed claims must not be automatically resolved. The complete record below preserves every printed unit, source claim and procedure.

```json
{
  "id": "engine-oil-type-1990",
  "name": "Engine oil type (1990)",
  "aliases": [
    "Engine oil type",
    "Engine oil",
    "API service SF or SG"
  ],
  "applies_to": [
    {
      "gen": "NA",
      "years": [
        1990,
        1990
      ],
      "engines": [
        "B6"
      ]
    }
  ],
  "kind": "fluid",
  "fluid": {
    "type": "Engine oil",
    "standard": "API service SF or SG",
    "notes": "Choose viscosity using the temperature chart in the cited factory manual."
  },
  "confidence": "fsm",
  "sources": [
    {
      "source": "fsm-1990",
      "page": "D–3",
      "as_printed": "API service SF or SG",
      "fluid": {
        "type": "Engine oil",
        "standard": "API service SF or SG",
        "notes": "Choose viscosity using the temperature chart in the cited factory manual."
      },
      "document": {
        "id": "fsm-1990",
        "tier": 1,
        "title": "1990 Mazda MX-5 Miata Workshop Manual",
        "part_number": "1193-10-89C",
        "covers": [
          {
            "gen": "NA",
            "years": [
              1990,
              1990
            ],
            "engines": [
              "B6"
            ]
          }
        ],
        "url": "https://archive.org/details/1990-mazda-mx-5-miata-workshop-manual_202411"
      }
    }
  ],
  "jobs": [
    "oil-change"
  ],
  "system": "lubrication",
  "component": "lubrication-fluids",
  "componentName": "Fluids & capacities",
  "url": "https://miatatorque.com/spec/engine-oil-type-1990/"
}
```