Showing specs for all NA & NB Miatas

Five-speed transmission countershaft locknut (1992)

94–145 ft·lb128–196 N·m128–196 N·m94–145 ft·lb
Factory manualTaken from a Mazda factory workshop manual, with page citation.
Procedure
Replace
Countershaft locknut

Double-engage first and reverse gears as instructed, use the SST and stake the new nut after tightening.

Applies to
  • NA 1992 (B6, 5MT)
  • Verified in: 1992 Mazda MX-5 Miata Workshop Manual
Sources
  • 1992 Mazda MX-5 Miata Workshop ManualTier 1
    Part no. 1271-10-91G (9999-95-0428-92)
    Page J–37 (PDF p. 381)
    94–145 ft·lb (128–196 N·m)
    Printed: “128-196 N·m (13-20 m-kg, 94-145 ft-lb)”

Also in 1992 transmission service & assembly