Season 4 |
| 56 :04x01 - Hershey 1 (Jul/12/2007) | | Part 1 of 3. Boyd heads to a chocolate factory and Graceland when Reese's commissions him to do an Elvis Presley tribute car. Boyd tracks down a likely Cadillac, but delays at the paint stripper put this car behind schedule. | |
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| 57 :04x02 - Hershey 2 (Jul/19/2007) | | Part 2 of 3. Boyd and the crew continue working on the Cadillac for the Reese's Company, but the crew rejects the car color and a father-son dispute comes to a head. | |
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| 58 :04x03 - Hershey 3 (Jul/26/2007) | | Boyd and the crew work nonstop on the Elvis tribute car for the Reese's Company, but stress gets to Duane and Boyd has to manage the end of the build and deliver the car to Times Square for its debut. | |
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| 59 :04x04 - Sobe 1 (Aug/02/2007) | | Part 1 of 3. A 1960 Mercury station wagon is customized for the Sobe Beverage Company. | |
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| 60 :04x05 - Sobe 2 (Aug/09/2007) | | The crew tries to make up for lost time on the '60 Mercury wagon for the SoBe beverage company, but the body and chassis parts don't fit. | |
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| 61 :04x06 - Sobe 3 (Aug/16/2007) | | The final touches are added to the 1960 Mercury station-wagon build for SoBe, but Gabe puts the upholstery on hold to celebrate a family milestone. | |
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| 62 :04x07 - '59 Corvette 1 (Aug/23/2007) | | Work begins on a double build: a '59 Corvette and a custom Bella Haye. Also: Boyd introduces a new employee. | |
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| 63 :04x08 - '59 Corvette 2 (Aug/30/2007) | | Work begins on a double build: a '59 Corvette and a custom Bella Haye. Also: Boyd introduces a new employee. | |
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| 64 :04x09 - '59 Corvette 3 (Sep/06/2007) | | Conclusion. Work on the '59 Corvette halts as the team heads to Oklahoma to unearth a '57 Plymouth Belvedere buried in a time capsule for 50 years. | |
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| 65 :04x10 - Bonneville Racer 1 (Sep/13/2007) | | Part 1 of 3. A 1926 Model T is modified into a Bonneville Racer, and a new hire joins the team to help with a shorter build schedule. | |
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| 66 :04x11 - Bonneville Racer 2 (Sep/20/2007) | | The Coddington crew shifts into overdrive to finish the Bonneville racer and the Rocky Walker Bellahaye. But after problems with fabrication, and a major development with the motor, the build grinds to a screeching halt. | |
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| 67 :04x12 - Bonneville Racer 3 (Sep/27/2007) | | Boyd and the Coddington crew clear the final hurdles on their Model T racer project. With Bonneville Speedweek fast approaching, Jo gets in some last minute practice. | |
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