# Bosch 4021

> Alle equivalenten voor de Bosch 4021 bougie: compatibele referenties, technische specificaties en waar te koop.

## Technische informatie

- **Schroefdraad:** 14 mm
- **Draadlengte:** 18.5–21.5 mm
- **Warmtegraad:** Zeer warm
- **Weerstand:** yes
- **Zitting:** Vlak (met pakking)
- **Aandraaimoment:** fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour)

## 11 equivalenten

- [Bosch WR9DP4](https://www.thesparktwin.com/nl/bosch/wr9dp4/)
- [Bosch WR9LP4](https://www.thesparktwin.com/nl/bosch/wr9lp4/)
- [Bosch WR9DPX4](https://www.thesparktwin.com/nl/bosch/wr9dpx4/)
- [Autolite AP66](https://www.thesparktwin.com/nl/autolite/ap66/)
- [Splitfire PP006F](https://www.thesparktwin.com/nl/splitfire/pp006f/)
- [Bosch 4120](https://www.thesparktwin.com/nl/bosch/4120/)
- [Bosch 4121](https://www.thesparktwin.com/nl/bosch/4121/)
- [Bosch 4137](https://www.thesparktwin.com/nl/bosch/4137/)
- [Bosch 4237](https://www.thesparktwin.com/nl/bosch/4237/)
- [Champion 3405](https://www.thesparktwin.com/nl/champion/3405/)
- [Denso 3230](https://www.thesparktwin.com/nl/denso/3230/)

---
*Source : [Bosch 4021](https://www.thesparktwin.com/nl/bosch/4021/) — TheSparkTwin*