Updated specs are available.
Valve guide inner diameter (NA6)
This spec doesn't apply to the car you selected.
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.
Inner diameter IN: 0.2366–0.2374 in (6.01–6.03 mm) EX: 0.2366–0.2374 in (6.01–6.03 mm)Inner diameter IN: 6.01–6.03 mm (0.2366–0.2374 in) EX: 6.01–6.03 mm (0.2366–0.2374 in)
Factory manualTaken from a Mazda factory workshop manual, with page citation.
Procedure
Measure the inner diameter of each valve guide at the factory-indicated points.
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–49 (PDF p. 76) · Printed value & notes
Part no. 1193-10-89CPage B–49 (PDF p. 76)Printed: “Inner diameter IN: 6.01—6.03mm (0.2366—0.2374 in) EX: 6.01—6.03mm (0.2366—0.2374 in)”
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