Showing specs for all NA & NB Miatas

Brake pedal free play (NB1)

0.16–0.33 in (4.0–8.4 mm)4.0–8.4 mm {0.16–0.33 in}

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

Depress several times to eliminate vacuum, then press lightly by hand until resistance.

Applies to
  • NB 1999–2000 (BP-4W) — Other years inferred from 1999 factory evidence.
  • Verified in: 1999 Mazda MX-5 Miata Workshop Manual