Showing specs for all NA & NB Miatas

Six-speed middle case to bell housing bolt (NB2)

18–25 ft·lb24–35 N·m24–35 N·m18–25 ft·lb
Factory manualTaken from a Mazda factory workshop manual, with page citation.
Procedure

Owner identified the 24–35 N·m fastener as the middle case to bell housing bolt. This callout is distinct from bolt 14 (23–40 N·m) and the reverse idler shaft bolt and gasket (24–33 N·m).

Applies to
  • NB 2001–2005 (BP-Z3, 6MT)
  • NB 2004–2005 (BP-Z3-TURBO, 6MT)
  • Verified in: Mazda Y16M-D Manual Transmission Workshop Manual, March 2003
Sources
  • Mazda Y16M-D Manual Transmission Workshop Manual, March 2003Tier 1
    Part no. 9999-95-T15M-D
    Page 05–11–25 (PDF p. 38)
    18–25 ft·lb (24–35 N·m)
    Printed: “24—35 N·m {2.5—3.5 kgf·m, 18—25 ft·lbf}”
    Y16M-D six-speed workshop edition, March 2003. Later-year carry-over is inferred.

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