1969 Mustang Boss 429 is 4,000th consignment to Mecum Kissimmee 2023
1969 Ford Mustang Boss 429 Fastback
(December 24, 2022) Last year, at the close of the most successful World’s Largest Collector Car Auction in history, Dana Mecum declared that Mecum Kissimmee 2023 would play host to a record-setting 4,000 vehicles. Slated for a Jan. 4-15 return to Osceola Heritage Park, Mecum Kissimmee 2023 has officially reached that goal with the consignment of its 4,000th vehicle — a 1969 Ford Mustang Boss 429 Fastback.