FYI Solo II is individuals going through a course being timed. Solo I is cars going through an identical course side by side. I haven't seen Solo I anywhere except national championships. I'm betting you saw Solo II, it's the most popular form.
Dave Andrews Black&Tan 2000 SVT 225 of 2150 Bassani.. UNCORKED davelandrews@comcast.net "Nothing is so firmly believed as what we least know." -Montaigne