340Dart Obsessive Dart Disorder FABO Gold Member Joined Jan 8, 2005 Messages 770 Reaction score 219 Location Mount Morris, New York Sep 4, 2009 #1 Can you run the Autolite AR3924 race spark plugs in a street car with no problems? Just wondering if they would foul easier then the regular plugs. I'm running the 3924 now. Thanks for any replies. Fred B
Can you run the Autolite AR3924 race spark plugs in a street car with no problems? Just wondering if they would foul easier then the regular plugs. I'm running the 3924 now. Thanks for any replies. Fred B