This is a 12 week plan build plan for a 6hr/100k Endurance MTB race. The plan includes building power and speed for long distances.
Along with bike workouts, the plan includes core workouts to build endurance, power, balance and stability.
Each week is between 7 and 12hrs of training. Weekday workouts are 1 hr to 1.5hr. Weekend workouts are 2-4.5hrs each.