# Otto cycle

> thermodynamic cycle for spark ignition piston engines

**Wikidata**: [Q201762](https://www.wikidata.org/wiki/Q201762)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Otto_cycle)  
**Source**: https://4ort.xyz/entity/otto-cycle


## References

1. Freebase Data Dumps. 2013
2. Quora