In 1999, Adams raced a Dodge Viper GTS in the Pikes Peak International Hill Climb, finishing 4th in the High Performance Showroom Stock class.
Also in 2001, Adams claimed the Pro class victory in the Legends Cars Road Course World Finals at Sears Point Raceway in Sonoma, CA.
He drove one race in the 2001 American Le Mans Series for SCR-Pilbeam, returning in 2002 to drive part of the season for AB Motorsport-Pilbeam.
In 2002 Adams again contested the Legends Cars Road Course World Finals at Sears Point Raceway in Sonoma, CA, where he was the fastest qualifier and finished in the runner up position for the Pro class.
Jimmy Adams returned to the SCCA Pro Racing World Challenge GT Series in 2003 in a Porsche 911 GT3 Cup car.