Showing specs for all NA & NB Miatas

Torque converter installation depth A (SB4A-EL 4AT)

Distance A ≈0.8937 in (22.7 mm)Distance A 22.7 mm

Factory manualTaken from a Mazda factory workshop manual, with page citation.
Procedure

After installing torque converter, measure between its end and converter housing face at the shown axial reference points to verify full seating. Table prints 0.89 in while procedure prints 0.88; metric agrees and controls.

Applies to
  • NB 2001–2005 (BP-Z3, 4AT) — 2003–2005 factory references identify this component manual; 2001–2002 inferred within NB2 non-turbo family.
  • Verified in: Mazda SB4A-EL Automatic Transmission Workshop Manual

Sources (2)

View 2 source citations
  • Mazda SB4A-EL Automatic Transmission Workshop ManualTier 1
    Page 05–13Y–50 (PDF p. 62) · Printed value & notes
    Part no. 9999-95-422H-99
    Page 05–13Y–50 (PDF p. 62)
    Printed: “Distance A 22.7 mm {0.88 in}”
  • Mazda SB4A-EL Automatic Transmission Workshop ManualTier 1
    Page 05–50–1 (PDF p. 87) · Printed value & notes
    Part no. 9999-95-422H-99
    Page 05–50–1 (PDF p. 87)
    Printed: “Torque converter and the face of the end of the converter housing (Distance A) (mm {in}) 22.7 {0.89}”