Showing specs for all NA & NB Miatas

Brake pedal free play (NA6)

Free play: 0.16–0.28 in (4–7 mm)Free play: 4–7 mm (0.16–0.28 in)

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

Depress pedal several times to eliminate booster vacuum. Lightly press by hand until resistance is felt and measure free play.

Applies to
  • NA 1990–1993 (B6) — Other years inferred from 1990 factory evidence.
  • Verified in: 1990 Mazda MX-5 Miata Workshop Manual