Showing specs for all NA & NB Miatas

Connecting rod small-end-to-pin clearance (Mazdaspeed)

Standard clearance: ≈0.00039–0.00106 in (0.010–0.027 mm)Standard clearance: 0.010–0.027 mm

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

Calculate small-end inner diameter minus piston-pin diameter. Printed lower inch endpoint is 0.004, inconsistent with 0.010 mm; preserve the source quotation and use metric.

Applies to
  • NB 2004–2005 (BP-Z3-TURBO) — 2004 factory turbo-engine evidence; 2005 inferred within MSM family.
  • Verified in: 2004 Mazda Engine Workshop Manual BP (1.8L), normally aspirated and turbo

Sources (1)

View 1 source citations
  • 2004 Mazda Engine Workshop Manual BP (1.8L), normally aspirated and turboTier 1
    Page 01–10–24 (PDF p. 36) · Printed value & notes
    Part no. 9999-95-EWBP-04
    Page 01–10–24 (PDF p. 36)
    Printed: “Standard clearance 0.010—0.027 mm {0.004—0.0010 in}”