Originally Posted by LesterOfPuppets

Here's the 2007 minimal solo effort estimate.

Solo Minimal Assumptions • 6 Crew, 2 Support Vehicles. • Each Support Vehicle is driven 6500 miles. • 2 nights at the Start • 1 night at the Finish • 5 Crew flying, 1 Racer and 1 Crew drive Support Vehicles to the start and home from the finish Item Cost Entry Fee $2000
Vehicle Rental $0
Vehicle Insurance $0
Gas – 13,000 miles @ 15 mile per gallon @ $3.00 per gallon $2600
Banquets $0
Food for Racer $300
Food for Crew - $25 per day for 6 Crew for 14 days $1750
Start Hotel – 3 Rooms for 2 nights @ $100/night $600
Finish Hotel – 3 Rooms for 1 night @ $100/night $300
Lodging during Race (3 rooms) $300
Transportation Crew – 5 Crew @ $350 airfare $1750
Vehicle Setup $400
Clothing and Memorabilia $200
Communication Equipment $100
Misc Supplies $500
Total $10,800
Plus 10 % $1080
Total plus 10 $12,000