# ACDelco B49

> All equivalents for the ACDelco B49 spark plug: compatible references, technical specifications and where to buy.

## Technical information

- **Thread:** 14 mm
- **Reach:** 9.5 mm
- **Heat range:** Very hot
- **Torque:** fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour)

## 8 equivalents

- [Autolite A306](https://www.thesparktwin.com/en/autolite/a306/)
- [Motorcraft AS8F4](https://www.thesparktwin.com/en/motorcraft/as8f4/)
- [Motorcraft SP-477](https://www.thesparktwin.com/en/motorcraft/sp-477/)
- [Mopar P-3-8S](https://www.thesparktwin.com/en/mopar/p-3-8s/)
- [Mopar P-3-8SR](https://www.thesparktwin.com/en/mopar/p-3-8sr/)
- [Autolite 306](https://www.thesparktwin.com/en/autolite/306/)
- [Motorcraft 477](https://www.thesparktwin.com/en/motorcraft/477/)
- [Yaletowne 066014400](https://www.thesparktwin.com/en/yaletowne/066014400/)

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*Source : [ACDelco B49](https://www.thesparktwin.com/en/acdelco/b49/) — TheSparkTwin*