Dylan Sampson enters Saturday’s game against Alabama just two touchdowns short of matching Tennessee’s single-season program record. The junior running back so far has 15 rushing touchdowns in just six games. Gene McEver holds the all-time program record with 18 rushing touchdowns in 1929, while Reggie Cobb holds the modern record with 17 scored in 1987. McEver also holds Tennessee’s all-time career rushing touchdown record with 37 between 1928 and 1931. James Stewart holds the modern record 35 from 1991 to 1994. “He’s always had great vision, great pace,” Tennessee coach Josh Heupel said Satu…