Finally did it on 6/17/09. 87 degrees at the time. Spun off the line. Went from a 1.53 60' on motor to a 1.66 60' on spray. This was with a 100 shot. Also, ran out of gear about 2 seconds before the finish line. So I'll be going down to a 373 now.
http://www.youtube.com/watch?v=9xQ4gUgRC64