Showing specs for all NA & NB Miatas

Mazdaspeed exhaust manifold to head nuts (NB2)

28–34 ft·lb38.2–46.1 N·m38.2–46.1 N·m28–34 ft·lb
Factory manualTaken from a Mazda factory workshop manual, with page citation.
Procedure

Replace gasket.

Applies to
  • NB 2004–2005 (BP-Z3-TURBO, 6MT)
  • Verified in: 2005 Mazda MX-5 Miata Workshop Manual (electronic manual capture)
Sources
  • 2005 Mazda MX-5 Miata Workshop Manual (electronic manual capture)Tier 1
    Page PDF p. 858
    28–34 ft·lb (38.2–46.1 N·m)
    Printed: “38.2—46.1 {3.90—4.70, 28.2—34.0} N·m {kgf·m, ft·lbf}”