I picked up a BlackVue 400HD for my daily driver... I avoid too many accidents and one of these days... Let's just say I want indisputable proof. Camera works awesome, but too wide an angle for track use IMO. I've got a GoPro for the track and not crazy about it, but the new version 2 seems better with optional accessories. Consider the Innovative Drift HD camera, it comes with a remote control and has a small screen on it to review/edit footage. Here's a pic of the BlackVue computer interface for footage...
My YouTube video
-- RANDY SPARRE --