I will be making the trip in my first car, the 1966 Ford Mustang I purchased in 1972 as a senior in college at Miami University. By a stroke of luck, I was able to re-purchase the very same vehicle in November, 2014 (still with the Miami University sticker I placed in the back window in July, 1972!) and for the last 18 months, I have been working (with several restoration experts) to completely rebuild the car with this trip in mind
But I wanted to be sure it can handle over 5000 miles in about three weeks in some very hot temperatures (one of the courses I'm playing is in Needles, CA). So the project became what is known as a "restomod". I replaced the original single-bowl brake master cylinder with a dual-bowl for safety reasons, I replaced the original radiator with an aluminum radiator, added a 6-fin fan to replace the factory 4-fin fan and added a transmission cooler (all to make the engine run cooler to combat the heat), I added air conditioning, cruise control, and upgraded the sound system to include satellite radio.
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So In my 66th year, I am driving my '66 Mustang on Route 66 doing one of my very favorite things - playing golf.
Wish me luck and check back daily to watch my progress.