Some Assembly Required

Semi Tractor Trailer; Shotgun (2x8)

Data di messa in onda: Set 28, 2008

How do you build a semi tractor-trailer capable of pulling up to 80,000 tons and make it fuel efficient? Brian Unger finds out at the Peterbilt factory. Then, he heads to Upper Sandusky, Ohio to make a shotgun that's been around since 1937.