The NA utilized many components in-house, such as the 323/Familia engine and 323 GTX differential (1.6L), FC RX-7 (non-turbo) differential (1.8L) and the FB/FC (non-turbo) RX-7 RX-7 transmission, but the chassis was unique.
- 1989–1997 Eunos Roadster (convertible)
- 1989–1997 Mazda MX-5 (convertible)
- 1989–1997 Mazda Miata (convertible)
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