R2B2 motors in Duluth Ga. Has a 2000 with 10k miles. They are asking like 80 K for it??? What makes it worth that?

R2B2 motors in Duluth Ga. Has a 2000 with 10k miles. They are asking like 80 K for it??? What makes it worth that?
The Lingenfelter name plate:bs: , I saw a 2001 Lingenfelter Camaro go for close to 35,000-40,000 on ebay a year or so ago.