Showing specs for all NA & NB Miatas

5MT countershaft locknut (NA 1.8)

95–144 ft·lb128–196 N·m128–196 N·m95–144 ft·lb
Factory manualTaken from a Mazda factory workshop manual, with page citation.
Procedure

Install a new locknut and stake it after tightening; secure the mainshaft with SST 49 0259 440. 1994 factory evidence; applicability to 1995–1997 is inferred within the owner-approved NA 1.8 year group.

Applies to
  • NA 1994–1997 (BP, 5MT)
  • Verified in: 1994 Mazda MX-5 Miata Workshop Manual
Sources
  • 1994 Mazda MX-5 Miata Workshop ManualTier 1
    Page J–37
    95–144 ft·lb (128–196 N·m)
    Printed: “128–196 N·m {13–20 kgf·m, 95–144 ft·lbf}”

Also in Additional 1994 factory service specifications