San Francisco -- NFL rushing leader Chris Johnson ran for two touchdowns and Tennessee used a 17-point fourth quarter Sunday to down the San Francisco 49ers 34-27.
Johnson racked up 135 yards, including TD runs of 1 and 2 yards, in the second straight win for the Titans (2-6).
Courtland Finnegan intercepted a pass and ran 39 yards for a late touchdown and quarterback Vince Young ran 7 yards for a touchdown and completed 12-of-19 passes for 172 yards for the Titans.
Alex Smith threw 12- and 3-yard touchdown passes to Jason Hill and Frank Gore scored on a 3-yard run for San Francisco (3-5.)
Gore gained 83 yards on 15 carries and caught seven passes for 75 yards and Vernon Davis had 10 receptions for 102 yards.
