Showing specs for all NA & NB Miatas

Front upper control arm pivot nut (NA6)

75–102 ft·lb102–138 N·m102–138 N·m75–102 ft·lb
Factory manualTaken from a Mazda factory workshop manual, with page citation.
Procedure

Loosely tighten upper arm and shock absorber bolts, lower vehicle, then tighten with vehicle unladen. Adjust front wheel alignment.

Applies to
  • NA 1990–1993 (B6) — 1991–1993 applicability inferred from 1990 factory evidence within the owner-approved NA6 group.
  • Verified in: 1990 Mazda MX-5 Miata Workshop Manual