Storey is under no illusions what lies ahead.
"This is a pretty daunting challenge and my thought is it's best to have a low profile," he said this week.
Competitors must carry a heavy sleeping bag, an axe, an arctic parka, snowshoes, musher and dog food as well as snow boots for the dogs.
But tactically the drivers are free to choose whether they run their dogs through the day or the night, the type of diet to feed them and when to stop.
Storey retired in 1990 after 25 years in the army. He was a former chief executive for the Ranfurly Trust and general manager of the Auckland Cathedral completion project.