Hi there
what The best model ngk spark plug are used for 49cc china silver engines????
Any comments advice more than welcome
Thanks![.bf. .bf. .bf.](https://motorbicycling.com/images/smilies/uff.gif)
what The best model ngk spark plug are used for 49cc china silver engines????
Any comments advice more than welcome
Thanks
![.bf. .bf. .bf.](https://motorbicycling.com/images/smilies/uff.gif)