Fuel starvation, who else?

Originally Posted by ChrisSlicks

Yes. I've had it occur on the street with 1/4 tank on an uphill right hander driven aggressively. On a flat auto-x circuit it happens fairly consistently at 1/2 tank with long radius right handlers.

The combination of turning right and climbing seems to be the worst for pushing fuel away from the pick-up. Not very common on the street as it requires sustained lateral G's and heavy throttle.

Originally Posted by ban25

How do you think it would react to driving up or down a street with a grade between 25 and 30%?

Originally Posted by ChrisSlicks

As long as you're not trying to re-create any movie scenes by accelerating full throttle up the hill as you fly over the cross roads I think you'll be just fine. And just to be safe fill the tank before it reaches 1/4.