Showing specs for all NA & NB Miatas

Automatic one-way clutch inner-race Allen-head bolts (NA 1.8)

113–156 in·lb in·lb12.8–17.6 N·m12.8–17.6 N·m113–156 in·lb in·lb
Factory manualTaken from a Mazda factory workshop manual, with page citation.
Procedure

Use new bolts and dished washers; tighten with SST 49 0378 346 (replacement callout on K–103). 1994 factory evidence; applicability to 1995–1997 is inferred within the owner-approved NA 1.8 year group.

Applies to
  • NA 1994–1997 (BP, 4AT)
  • Verified in: 1994 Mazda MX-5 Miata Workshop Manual
Sources
  • 1994 Mazda MX-5 Miata Workshop ManualTier 1
    Page K–105
    113–156 in·lb (12.8–17.6 N·m)
    Printed: “12.8–17.6 N·m {130–180 kgf·cm, 113–156 in·lbf}”

Also in Additional 1994 factory service specifications