Six inches can make a big difference in a lot of ways. It might put you past the "must be this tall" sign at the amusement park, but being 6 inches too tall might make it hard to find pants long ...
The short/fleet combo that we picked up was a solid driver, with a 455 Oldsmobile drivetrain transplant, power disc brakes, and power steering, and proved to be both reliable and useful when it came ...