Showing specs for all NA & NB Miatas

6-speed manual transmission oil type and capacity (1999–2000)

1.9 US qt1.8 L1.8 L1.9 US qt1.6 Imp qtManual transmission gear oil; API Service GL-4 or GL-5; SAE 75W-90
Factory manualTaken from a Mazda factory workshop manual, with page citation.
Procedure

Approximate published quantity. Check the level using the cited manual; do not assume a drain-and-fill amount.

Applies to
  • NB 1999–2000 (BP-4W, 6MT) — 1999 applicability is inferred from the 2000 owner’s manual; 1999 is not source-year verified.
  • Verified in: 2000 Mazda MX-5 Miata Owner’s Manual
Sources