Showing specs for all NA & NB Miatas

Oil pump mounting bolts (NB2)

14–18 ft·lb19–25 N·m19–25 N·m14–18 ft·lb
Factory manualTaken from a Mazda factory workshop manual, with page citation.
Procedure

Replace seals and O-ring; apply sealant as instructed. Corrected callout mapping after owner review: 19–25 N·m attaches the pump to the block; 7.9–10.7 N·m belongs to the pickup/strainer. Apply sealant and replace seals as instructed.

Applies to
  • NB 2001–2005 (BP-Z3)
  • NB 2004–2005 (BP-Z3-TURBO)
  • Verified in: 2005 Mazda MX-5 Miata Workshop Manual (electronic manual capture); 2004 Mazda Engine Workshop Manual BP (1.8L), normally aspirated and turbo
Sources
  • 2005 Mazda MX-5 Miata Workshop Manual (electronic manual capture)Tier 1
    Page PDF p. 721
    14–18 ft·lb (19–25 N·m)
    Printed: “19—25 {1.9—2.6, 14—18} N·m {kgf·m, ft·lbf}”
  • 2004 Mazda Engine Workshop Manual BP (1.8L), normally aspirated and turboTier 1
    Part no. 9999-95-EWBP-04
    Page 01–10–11 (PDF p. 23)
    14–18 ft·lb (19–25 N·m)
    Printed: “19—25 N·m {1.9—2.6 kgf·m, 14—18 ft·lbf}”
    BP WITH TC (Mazdaspeed) applicability; the normally aspirated BP workshop content does not establish applicability to the VVT engine.