Going back to Japanese cars...

Honda S800. I expected it to sound more like bees, but it's actually somewhat throaty.

[ame="http://www.youtube.com/watch?v=k9WvY9kyw0w&feature=plcp"]HONDA S800 - YouTube[/ame]

And the Honda McLaren MP4/5

[ame="http://www.youtube.com/watch?v=_hiTkg1tHnk"]McLaren HONDA MP4/5 Strip - YouTube[/ame]