Showing specs for all NA & NB Miatas

Connecting rod distortion (Mazdaspeed)

Distortion 0.0028 in (0.07 mm) max. /1.97 in (50 mm)Distortion 0.07 mm {0.0028 in} max. /50 mm {1.97 in}

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

Measure rod distortion separately from bending; replace rod as necessary.

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 01–10–25 (PDF p. 37) · Printed value & notes
    Part no. 9999-95-EWBP-04
    Page 01–10–25 (PDF p. 37)
    Printed: “Distortion 0.07 mm {0.0028 in} max. /50 mm {1.97 in}”