Endurance mountain biking legend Mark Fenner, 3rd in the world at the 2008 World Solo 24 Hour Championships and owner FTP Training recently wrote some great articles about training for endurance mountain bike racing in Enduro Magazine. 

Check them out below for some great advice and thanks to both Mark an Enduro Magazine for allowing reproduction of the articles.   

• "Training For Ultra-Endurance Mountain Bike Events (Part 1)" (pdf 200kb).  
• "Training for Ultra-Endurance Mountain Bike Events (Part 2)" (pdf 497kb)
• "Training for Ultra-Endurance Mountain Bike Events (Part 3)" (pdf 293kb)