I'm not sure which emoticon would have helped, but all British car guys know that these cars specify "Positive Earth" or ground. Yes, the positive terminal is connected to the chassis instead of the negative terminal. The coil polarity is also reversed with + going to the points.
So now you can read my reply as "Gee Bill, that was a really clever play on words" OR "Gee Bill, you really have an odd sense of humor".
Now you're being really negative about this, aren't you?