In 1983 , he broke his own Cowboys ' scoring record with 123 points ( fifth in the NFL ) .
His 81.5 percent field goal average broke ( ( Efren Herrera ) ) 's team season mark of 78.3 percent .
In 1983 , he broke his own Cowboys ' scoring record with 123 points ( fifth in the NFL ) and his 81.5 percent field goal average broke ( ( Efren Herrera ) ) 's team season mark of 78.3 percent .