# Camshaft lobe height (NA8)

Canonical URL: https://miatatorque.com/spec/camshaft-lobe-height-na8/

Applicability: NA 1994–1997 (BP) — Other years inferred from 1994 factory evidence.

Confidence: fsm

Height
Standard
IN: 44.094mm {1.7360 in}
EX: 44.600mm {1.7560 in}
Minimum
IN: 43.894mm {1.7281 in}
EX: 44.400mm {1.7480 in}

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": "camshaft-lobe-height-na8",
  "name": "Camshaft lobe height (NA8)",
  "aliases": [],
  "applies_to": [
    {
      "gen": "NA",
      "years": [
        1994,
        1997
      ],
      "engines": [
        "BP"
      ],
      "note": "Other years inferred from 1994 factory evidence."
    }
  ],
  "kind": "non-torque",
  "value_text": "Height\nStandard\nIN: 44.094mm {1.7360 in}\nEX: 44.600mm {1.7560 in}\nMinimum\nIN: 43.894mm {1.7281 in}\nEX: 44.400mm {1.7480 in}",
  "procedure": {
    "notes": "Measure each lobe at the two specified points. Intake and exhaust cam heights differ."
  },
  "confidence": "fsm",
  "sources": [
    {
      "source": "fsm-1994",
      "page": "B–51 (PDF p. 88)",
      "as_printed": "Height\nStandard\nIN: 44.094mm {1.7360 in}\nEX: 44.600mm {1.7560 in}\nMinimum\nIN: 43.894mm {1.7281 in}\nEX: 44.400mm {1.7480 in}",
      "verified_years": [
        1994,
        1994
      ],
      "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": "engine",
  "component": "inventory-pass-2026-10",
  "componentName": "Service measurements and fasteners",
  "sequence_diagrams": [],
  "url": "https://miatatorque.com/spec/camshaft-lobe-height-na8/"
}
```