15-02-2015, 03:11 PM
You need to leave the injection on, lean it right out at the lowest load site, and retard the timing by a few degrees. If you go too far, or too lean it won't work... I've found that around 19:1 AFR, and -4deg is perfect on a GTi6 
https://vimeo.com/119683585

https://vimeo.com/119683585
JP