Can you tell a flat six made by Porsche from one made by Subaru just by the noise it makes? Can you name the designer of the first VW Golf? Do you know when a Jaguar first won at Le Mans? If you do, this could be your lucky month.
To celebrate the refreshed and revitalised Autocar website, for the next 30 days we'll be offering you the chance to win anything from a year's free petrol to a model Mustang. All you have to do is log on and try your knowledge on our fiendish quizzes.
Click here to go to today's quiz.