With the Pistons, Foust averaged a double-double in points and rebounds and was selected to six All-Star games. On November 22, 1950, Foust scored the winning basket in a 19–18 Pistons victory over the Minneapolis Lakers, the lowest scoring game in NBA history.
Foust's performance for the Pistons included averaging a double-double in points and rebounds, earning six All-Star selections, and scoring the winning basket in a historically low-scoring game against the Minneapolis Lakers on November 22, 1950.