That's what I was doing originally and it didn't give me spark. Mind you, the cables in this picture were lose: https://www.mopedarmy.com/forums/file.php/6/121345/20140709_015810.jpg
So what I had to do was connect the three grey/green ones together and ground the brown one to bare metal, still no spark.
Seriously at a loss with what to do. All the components were tested and work too