Mild 360 Magnum Build

I just looked at the time line on the dyno sheets…after a 5 minute warm up the first pull was at 6:14pm and the last one was at 6:32pm…that was 5 pulls in 18 minutes…carb spacer install between pull 3 and 4 took 7 minutes…pull 3 made 400.9hp with no spacer