Showing specs for all NA & NB Miatas

A/C compressor overhaul oil addition (NA 1.8)

≈0.676 US fl oz20 ml20 ml≈0.676 US fl oz
Factory manualTaken from a Mazda factory workshop manual, with page citation.
Procedure

Overhaul addition only: refill with the same amount drained, plus 20 ml of ND–OIL9. This is not the total oil charge. Owner selected printed ml; inconsistent printed fl oz remain in the citation and are excluded from parsed units.

Applies to
  • NA 1994–1997 (BP) — Other years in this family inferred from 1994 factory evidence with owner approval; actual-year verification is separate.
  • Verified in: 1994 Mazda MX-5 Miata Workshop Manual
Sources
  • 1994 Mazda MX-5 Miata Workshop ManualTier 1
    Page U–45 (PDF p. 1107)
    ≈0.676 US fl oz20 ml20 ml≈0.676 US fl oz
    Printed: “Compressor oil amount: Same amount as drained, plus 20 ml {20 cc, 0.6 fl oz}”