MSD and they don't make them. I know of Pertronix(yet to get through to them) and Bee-R from Japan.(not sure if they will work with the S65)email sent. I drift my car and I need to make sure I don't over rev (safely) and I would also enjoy the backfiring and flames effects. More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.