The Mitty is a historical race meeting at Road Atlanta in the US. As most of you know the 510 has a huge following in the US and had great racing success. Therefore it’s natural for there to be a few Datsuns present. Here are a fewlinksto a fewgalleries I found.
Over at Hooniverse, they have a great article on how the 510 came to be.
In short, Datsun succeeded in designing a car that is a car-guy’s wet dream. It is light, at less than 2000 lbs. It is exceptionally nimble, with a rigid body and fantastic balance. It is affordable, customizable, and reliable. And the performance potential extends only as far as your imagination. With its fantastic poise, there is virtually nothing you can ask of the car that it cannot, somehow, deliver.