Showing specs for all NA & NB Miatas

Automatic valve body assembly bolts L/A/B/K/C/E (NA 1.8)

58–69 in·lb in·lb6.5–7.8 N·m6.5–7.8 N·m58–69 in·lb in·lb
Factory manualTaken from a Mazda factory workshop manual, with page citation.
Procedure

Identification groups L, A, B, K, C and E use this torque. The group 10 bolts have a different torque. Retain the factory dished-washer orientation and bolt-location layout on K–123. K–123 prints 57–69 in·lbf; K–125 prints 58–69 in·lbf, with the same 6.5–7.8 N·m and 66–80 kgf·cm ranges. 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–123; K–125
    58–69 in·lb (6.5–7.8 N·m)
    Printed: “6.5–7.8 N·m {66–80 kgf·cm, 58–69 in·lbf}”

Also in Additional 1994 factory service specifications