This is different for each driver, and based on the contract between the driver and team owner. Usually the driver gets a specified percentage of any prize money, with the rest going to the owner. The crew works for the owner for a specific pay, with bonuses usually attached for good finishes and wins.
I think most of the prize money will go to the team owner. However, the driver makes most of their money from t-shirt sales and etc.
Nascar owners get paid 15,000,000 to 60,000,000 depending on who the drivers are and also how many drivers he has
The money drivers receive from sponsors and NASCAR for each race, is divided among the whole team, including owners.
A NASCAR driver makes more money than a soccer player. NASCAR drivers also make a lot of money from sponsors.
A Nascar drivers pay is determined by how they do in the race. The drivers divide the purse with first and second place drivers being paid the most.
Driver salaries are secret and is between them and the car owner. Drivers also get money for endorsement's. I don't know if the owner gets any of that money or not. Sponsors pay an average of twenty million dollars to put their name on a car. This goes to the owner to run the team. Don't forget that Nascar fans are very brand loyal, and Nascar, owners and drivers get a piece of total endorsement sales. This explains why a Nascar sweatshirt can cost 65 dollars.
Since 2008 all fines collected from driver's go to The Nascar Foundation charity.
Fame and fortune, for lessor drivers, some money and some notoriety.
Salary (from sponsor) + bonuses (from lots of sources) + % of prize money (% differs by driver) = lots of money
The Sporting News would be an excellent resource for someone wanting to see a current list of NASCAR drivers. This resource also lists if the drivers are full or part-time, how many races they have won, and how much money they have made driving for NASCAR.
A beginner NASCAR driver does not usually make much money. The driver might sometimes drive without making any money. At other times the driver may make a few thousand, As drivers gain experience and become well known, they make more money.