Showing specs for all NA & NB Miatas

Mainshaft-to-gear/bush maximum clearance (NA8 5MT)

Maximum 0.006 in (0.15 mm)Maximum 0.15 mm {0.006 in}

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

Measure clearance between the mainshaft and gear or bush during disassembled transmission inspection. This is the inspection limit, not an assembly end-play setting.

Applies to
  • NA 1994–1997 (BP, 5MT) — 1995–1997 inferred from 1994 factory evidence; actual-year verification is separate.
  • Verified in: 1994 Mazda MX-5 Miata Workshop Manual