# Automatic converter housing bolts (NA 1.8)

Canonical URL: https://miatatorque.com/spec/at-converter-housing-bolts-na-bp/

Applicability: NA 1994–1997 (BP, 4AT)

Confidence: fsm

44–50 ft·lb / 59–68 N·m

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": "at-converter-housing-bolts-na-bp",
  "name": "Automatic converter housing bolts (NA 1.8)",
  "aliases": [],
  "applies_to": [
    {
      "gen": "NA",
      "years": [
        1994,
        1997
      ],
      "engines": [
        "BP"
      ],
      "trans": [
        "4AT"
      ]
    }
  ],
  "kind": "torque",
  "torque": {
    "nm": [
      59,
      68
    ],
    "kgfm": [
      6,
      7
    ],
    "ftlb": [
      44,
      50
    ]
  },
  "procedure": {
    "notes": "Apply sealant to bolt threads and converter-housing/oil-pump contact surfaces. Tighten evenly in a crisscross pattern. 1994 factory evidence; applicability to 1995–1997 is inferred within the owner-approved NA 1.8 year group."
  },
  "confidence": "fsm",
  "sources": [
    {
      "source": "fsm-1994",
      "page": "K–142",
      "as_printed": "59–68 N·m {6.0–7.0 kgf·m, 44–50 ft·lbf}",
      "verified_years": [
        1994,
        1994
      ],
      "torque": {
        "nm": [
          59,
          68
        ],
        "kgfm": [
          6,
          7
        ],
        "ftlb": [
          44,
          50
        ]
      },
      "document": {
        "id": "fsm-1994",
        "tier": 1,
        "title": "1994 Mazda MX-5 Miata Workshop Manual",
        "covers": [
          {
            "gen": "NA",
            "years": [
              1994,
              1997
            ],
            "engines": [
              "BP"
            ]
          }
        ],
        "note": "Mazda's base manual for 1994–97; later model years got supplements, which we haven't checked yet."
      }
    }
  ],
  "jobs": [],
  "system": "transmission",
  "component": "reaudit-1994",
  "componentName": "Additional 1994 factory service specifications",
  "sequence_diagrams": [],
  "url": "https://miatatorque.com/spec/at-converter-housing-bolts-na-bp/"
}
```