[1795]

While most people might agree that an aluminum body and 90" wheelbase are the most preferred, that combination is also produced in the fewest numbers due to cost considerations. Aluminum cars are expensive and the vast majority of people who own cobra replicas do not have the financial means to afford one.

So, you have to decide if you want to go with a smaller market and make a larger profit on each car, or enter the larger market and have to offer a competitive replica.

I would also add one more thing that Buzz mentioned, you also need to build in an allowance for a larger driver. Not only are there tall drivers, but the american waistline has been steadily growing and you should account for that in your seat design so that it increases your potential market.