Updated specs are available.
Cylinder head gasket face distortion — maximum (NA6)
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Not yet checked against the factory manual for your car's year. It's verified in the 1990 Mazda MX-5 Miata Workshop Manual; later manuals may differ.
Distortion: 0.006 in (0.15 mm) max.Distortion: 0.15 mm (0.006 in) max.
Factory manualTaken from a Mazda factory workshop manual, with page citation.
Procedure
Measure in all six factory-specified directions. Before resurfacing inspect valve-seat sinking, manifold contact surfaces, camshaft oil clearance and end play.
Applies to
- NA 1990–1993 (B6) — Other years inferred from 1990 factory evidence.
- Verified in: 1990 Mazda MX-5 Miata Workshop Manual
Sources (1)
View 1 source citations
Page B–48 (PDF p. 75) · Printed value & notes
Part no. 1193-10-89CPage B–48 (PDF p. 75)Printed: “Distortion: 0.15mm (0.006 in) max.”
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