Mike risks ruin when he resurrects his costly restoration of a 1968 Camaro; new shop manager Avery sends the budget soaring on a 1966 Super Bee and they discover that thieves may be stealing parts from the Field of Dreams.

Mike's restoration of a 1966 Pontiac Parisienne connects him with Rust Valley's most oddball residents, as does a major swap meet, while his son Connor pushes him to help out a friend recovering from tragedy.

Mike struggles to finish a problematic 1966 Pontiac Parisienne, while stumbling into direct competition with a Rust Valley neighbour; Avery crashes into his new role as shop manager.

A visit to Avery's family farm leads to the discovery of unexpected treasures, and puts Mike's veterinary skills to the test. Meanwhile, a new member of the rat rod community needs help rebuilding his dream.

Mike restores a 1969 El Camino for his son Connor to race in a high-stakes Hit to Pass competition; Rust Bros' biggest rivalry gets nasty when they realize that not everyone is playing by the rules.

Mike refuses to sell an old clunker to a pair of serious buyers and instead takes on the challenging restoration of a 1967 Mercury Cougar with a tragic past; Avery goes head to head with Mike at the local swap meet.