# Splitfire PP550C

> All equivalents for the Splitfire PP550C spark plug: compatible references, technical specifications and where to buy.

## Technical information

- **Thread:** 14 mm
- **Reach:** 18.5–21.5 mm
- **Heat range:** Medium
- **Resistor:** no
- **Seat:** Flat (gasket)
- **Torque:** fonte 25–35 N·m · alu 25–30 N·m — ou 180°–240° (½–⅔ tour)

## 22 equivalents

- [Bosch F6DP](https://www.thesparktwin.com/en/bosch/f6dp/)
- [Bosch FR7DPX](https://www.thesparktwin.com/en/bosch/fr7dpx/)
- [Champion RC10PYP4](https://www.thesparktwin.com/en/champion/rc10pyp4/)
- [Denso Q20R-ZU11](https://www.thesparktwin.com/en/denso/q20r-zu11/)
- [Denso Q20PR-ZU11](https://www.thesparktwin.com/en/denso/q20pr-zu11/)
- [Denso IK20](https://www.thesparktwin.com/en/denso/ik20/)
- [Denso PK20TT](https://www.thesparktwin.com/en/denso/pk20tt/)
- [Denso PQ20R-P11](https://www.thesparktwin.com/en/denso/pq20r-p11/)
- [Autolite AP5503](https://www.thesparktwin.com/en/autolite/ap5503/)
- [Mighty GRJ22P](https://www.thesparktwin.com/en/mighty/grj22p/)
- [Champion 3318](https://www.thesparktwin.com/en/champion/3318/)
- [Champion 7346](https://www.thesparktwin.com/en/champion/7346/)
- [Denso 3155](https://www.thesparktwin.com/en/denso/3155/)
- [Denso 3157](https://www.thesparktwin.com/en/denso/3157/)
- [Denso 3322](https://www.thesparktwin.com/en/denso/3322/)
- [Denso 4504](https://www.thesparktwin.com/en/denso/4504/)
- [Denso 5304](https://www.thesparktwin.com/en/denso/5304/)
- [ACDelco 5](https://www.thesparktwin.com/en/acdelco/5/)
- [Mopar 4796779](https://www.thesparktwin.com/en/mopar/4796779/)
- [Beck Arnley 176-9070](https://www.thesparktwin.com/en/beck-arnley/176-9070/)
- [Beck Arnley 176-9107](https://www.thesparktwin.com/en/beck-arnley/176-9107/)
- [General Motors 25164643](https://www.thesparktwin.com/en/general-motors/25164643/)

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*Source : [Splitfire PP550C](https://www.thesparktwin.com/en/splitfire/pp550c/) — TheSparkTwin*