OK I know I am taking a break from here. BUT geez:
1. What problems? I have several stock CDIs, and they work just fine. Never had any issues w/them, EVER. I own five old GSX-R's, one of which was raced for four years total on a stock box, the other which has seen a lot of track time as well.
2. As for the V&H Powerpak, THOSE are the ones that were problem-prone. Their circuit boards were faulty and they couldn't take the weather very well. That being said, I have had one for 11 years w/no issues. BUT, I know several friends who threw in the towel and bought this:
Back to breaktime.