Former athlete turned generic famous person is going to be racing in the , one of the world's best-known extreme off-road events, this afternoon with his son Burt. It's a tremendously ambitious undertaking for a casual racer, so, good luck I guess!

says that Jenner and Jenner are racing on somebody else's dime, which is always the way to go even if you are already rich. They're running with out of Scottsdale, Arizona.

"Team owner Craig Potts, along with sponsors Gladiator Tires and House Beer, are putting up all the cash. We're told Burt will drive the 1st 400 miles with Bruce navigating, then Bruce will take the wheel for the 2nd leg ... and Potts gets the home stretch," specifies TMZ.

Jenner's daughter Cassandra Marino recently told , "He just wants to be with [my brothers]. He spends time racing with them, he spends a lot of time in the race car world."

It's (he's even ), but the event is long and brutal... and even part of it is going going to be tough on 65-year old Bruce. His son is 35. Nevertheless, I can't think of many better ways to bond. Have fun, fellas!

The Daytona 24 Hours, now known as the Rolex 24 at Daytona because sponsorship, is the premier…

Images via AP, Potts Racing