Biography

Unfortunately, the provided SCORE Magazine archives don't contain specific information about Dave Mason Jr.'s racing achievements or career highlights. The magazine excerpts focus on other racers like Corbin Leaverton, Arturo Salas Jr., Justin Davis, and various Trophy Truck and UTV competitors, but don't mention Mason's race results, wins, or specific accomplishments.

To write a compelling professional racing bio for Dave Mason Jr., I would need access to his actual race results, championship standings, notable finishes, years of competition, vehicle classes, and specific achievements in SCORE desert racing events like the Baja 1000, Baja 500, San Felipe 250, or other series races.

If you could provide magazine content or race results that specifically reference Dave Mason Jr.'s racing career, victories, class standings, or other achievements, I'd be happy to craft an engaging 150-200 word professional bio that highlights his accomplishments according to the format requirements you've outlined.