Showing specs for all NA & NB Miatas

Crankshaft end play (NA8)

End play: 0.0032—0.0111 in (0.080—0.282 mm) Maximum: 0.012 in (0.30 mm)End play: 0.080—0.282mm {0.0032—0.0111 in} Maximum: 0.30mm {0.012 in}

Factory manualTaken from a Mazda factory workshop manual, with page citation.
Procedure

Measure with main caps correctly installed/torqued, using dial indicator. Correct excessive play per factory thrust-bearing procedure.

Applies to
  • NA 1994–1997 (BP) — Other years inferred from 1994 factory evidence.
  • Verified in: 1994 Mazda MX-5 Miata Workshop Manual