The "hero" is a great lightweight little camera that can be mounted just about anywhere...cheap too at about $180 with window mount
http://www.electricsupercharger.com/products-hero.html
I need to buy one before my next track day
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Brian
2008 E92 M3, MR, DCT, extended BB leather, loaded!
1988 Porsche 928S4, Guards red/Champagne leather
1989 Porsche 928S4 track beast!!!