Quote:
Originally Posted by peebee2
Twin cams
Four valves per cylinder
Limited slip differential
All first introduced in Grand Prix cars. None recent I grant you, but plenty if you look hard enough.
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Sorry, NONE of those were first in a grand prix car. In fact all can be traced back to street car development between the 1910s and 1940s. But if you'd like try again but actually bring documents with you this time