# NGK SD9A

> All equivalents for the NGK SD9A spark plug: compatible references, technical specifications and where to buy.

## Technical information

- **Thread:** 14 mm
- **Reach:** 21.5 mm
- **Heat range:** Medium
- **Torque:** fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour)

## 6 equivalents

- [Denso S27](https://www.thesparktwin.com/en/denso/s27/)
- [Denso IRE0127](https://www.thesparktwin.com/en/denso/ire0127/)
- [Denso IRE01-27](https://www.thesparktwin.com/en/denso/ire01-27/)
- [Mazda N33518110](https://www.thesparktwin.com/en/mazda/n33518110/)
- [Mazda N335 18 110](https://www.thesparktwin.com/en/mazda/n335-18-110/)
- [Mazda N335-18-110](https://www.thesparktwin.com/en/mazda/n335-18-110/)

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*Source : [NGK SD9A](https://www.thesparktwin.com/en/ngk/sd9a/) — TheSparkTwin*