Hyundai Motor Group unveils CVVD engine technology; +4% performance, +5% fuel economy, -12% emissions - Green Car Congress
![File:Kia Rio 1.4 CVVT Edition 7 (UB) – Heckansicht, 25. Oktober 2011, Düsseldorf.jpg - Wikimedia Commons File:Kia Rio 1.4 CVVT Edition 7 (UB) – Heckansicht, 25. Oktober 2011, Düsseldorf.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/3/39/Kia_Rio_1.4_CVVT_Edition_7_%28UB%29_%E2%80%93_Heckansicht%2C_25._Oktober_2011%2C_D%C3%BCsseldorf.jpg)
File:Kia Rio 1.4 CVVT Edition 7 (UB) – Heckansicht, 25. Oktober 2011, Düsseldorf.jpg - Wikimedia Commons
![I'm not a mechanic but my timing belt snapped and bent some valves so I taught myself how to rebuild an engine head. Little 1.6L dohc in my kia rio. : r/Justrolledintotheshop I'm not a mechanic but my timing belt snapped and bent some valves so I taught myself how to rebuild an engine head. Little 1.6L dohc in my kia rio. : r/Justrolledintotheshop](https://i.redd.it/vtia82khq6x61.jpg)
I'm not a mechanic but my timing belt snapped and bent some valves so I taught myself how to rebuild an engine head. Little 1.6L dohc in my kia rio. : r/Justrolledintotheshop
![File:Kia Rio 1.4 CVVT Edition 7 (UB) – Frontansicht (1), 25. Oktober 2011, Düsseldorf.jpg - Wikimedia Commons File:Kia Rio 1.4 CVVT Edition 7 (UB) – Frontansicht (1), 25. Oktober 2011, Düsseldorf.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/f/fe/Kia_Rio_1.4_CVVT_Edition_7_%28UB%29_%E2%80%93_Frontansicht_%281%29%2C_25._Oktober_2011%2C_D%C3%BCsseldorf.jpg)
File:Kia Rio 1.4 CVVT Edition 7 (UB) – Frontansicht (1), 25. Oktober 2011, Düsseldorf.jpg - Wikimedia Commons
![File:Kia Rio 1.2 CVVT EcoDynamics Spirit (UB) – Heckansicht, 14. April 2013, Düsseldorf.jpg - Wikimedia Commons File:Kia Rio 1.2 CVVT EcoDynamics Spirit (UB) – Heckansicht, 14. April 2013, Düsseldorf.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/1/17/Kia_Rio_1.2_CVVT_EcoDynamics_Spirit_%28UB%29_%E2%80%93_Heckansicht%2C_14._April_2013%2C_D%C3%BCsseldorf.jpg)