If you like your race cars silver, wicked and German, Motorhome is a tumblr you should check out: nothing but photos of Silver Arrows, like this Auto Union A-Type, page after page after page.
More from Jalopnik
Danger Ranger XLT
Vintage race footage reminds me of this little gem I stumbled upon not too long ago.
Its a wonderful video, not for the faint of heart, though.