# ACDelco 78S

> All equivalents for the ACDelco 78S spark plug: compatible references, technical specifications and where to buy.

## Technical information

- **Reach:** 15.2–19.0 mm
- **Heat range:** Medium
- **Resistor:** no
- **Seat:** Flat (gasket)

## 24 equivalents

- [Champion W14](https://www.thesparktwin.com/en/champion/w14/)
- [Champion W20](https://www.thesparktwin.com/en/champion/w20/)
- [Champion W16Y](https://www.thesparktwin.com/en/champion/w16y/)
- [Champion W14014](https://www.thesparktwin.com/en/champion/w14014/)
- [Champion W20014](https://www.thesparktwin.com/en/champion/w20014/)
- [Champion W14/014](https://www.thesparktwin.com/en/champion/w14-014/)
- [Champion W16Y014](https://www.thesparktwin.com/en/champion/w16y014/)
- [Champion W16Y/014](https://www.thesparktwin.com/en/champion/w16y-014/)
- [Champion CCH520](https://www.thesparktwin.com/en/champion/cch520/)
- [Champion CCH561](https://www.thesparktwin.com/en/champion/cch561/)
- [Champion CCH569](https://www.thesparktwin.com/en/champion/cch569/)
- [Autolite T5](https://www.thesparktwin.com/en/autolite/t5/)
- [Autolite T7](https://www.thesparktwin.com/en/autolite/t7/)
- [Autolite TT8](https://www.thesparktwin.com/en/autolite/tt8/)
- [Motorcraft SP-488](https://www.thesparktwin.com/en/motorcraft/sp-488/)
- [KLG A5](https://www.thesparktwin.com/en/klg/a5/)
- [KLG A10](https://www.thesparktwin.com/en/klg/a10/)
- [KLG A20](https://www.thesparktwin.com/en/klg/a20/)
- [Champion 520](https://www.thesparktwin.com/en/champion/520/)
- [Autolite 3076](https://www.thesparktwin.com/en/autolite/3076/)
- [Motorcraft 88](https://www.thesparktwin.com/en/motorcraft/88/)
- [Lodge CT](https://www.thesparktwin.com/en/lodge/ct/)
- [Stitt 13/10](https://www.thesparktwin.com/en/stitt/13-10/)
- [Caterpillar 2B-9548](https://www.thesparktwin.com/en/caterpillar/2b-9548/)

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*Source : [ACDelco 78S](https://www.thesparktwin.com/en/acdelco/78s/) — TheSparkTwin*