Messenger3H INTERMUNICIPAL RESISTANCE MTB CUP 2026 - MAFRA
Event summary
The Intermunicipal Cup 3H MTB Endurance is a mountain bike endurance race series held in 2026 across six events in various municipalities including Mafra, Lisbon district. The Mafra event is scheduled for September 12, 2026, at 15:00.
The race features a 3-hour endurance format with courses approximately 4 to 7 km long, alongside juvenile MTB races with distances from 500 meters to 3 km depending on age categories. Participation is open to licensed and non-licensed athletes aged 5 and above.
This amateur competitive series awards points and prizes to top finishers in multiple age and bike categories, including e-bikes, fostering a community atmosphere with events for all ages and skill levels.
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Plan itInformation
Participants limit: 500 athletes per event
Registration deadline:
• 1st race – 24 hours before May 26, 2026
• 2nd race – 24 hours before July 7, 2026
• 3rd race – 24 hours before September 8, 2026
• 4th race – 24 hours before September 17, 2026
• 5th race – 24 hours before October 6, 2026
• 6th race – 24 hours before October 20, 2026
Start/finish locations: Various municipalities including Mafra, Alenquer, Loures, Oeiras, Amadora, Lisbon
Start times per category/distance:
• Mafra event: September 12, 2026, at 15:00
Race routes:
• 3H Endurance: 4 to 7 km loops
• Juvenile races: 0.5 km (Sub7/Sub9) to 3 km with time limits and laps depending on age group
Timing method: Electronic chip timing
Toilets and aid station placement: Designated zones for technical and supply support; outside support leads to disqualification
Prizes: Trophies for top 3 overall and per category, including e-bike categories; awards ceremony on November 14, 2026, in Mafra
Location
get directionsRaces
E-bike 3H
MTB 3H
Youth MTB
Kids MTB
Optional Extras
Benefits
🎽 Athlete kit: race bib (frontal), electronic timing chip
🏅 Finisher prize: trophies for top 3 in each category and overall
⏱️ Timing + live results by category via electronic chip
🛟 Safety support: first aid and medical assistance provided
🛡️ Insurance: personal accident and liability insurance included
🥤 Aid stations: designated supply and technical support zones
🏆 Podium awards with mandatory presence for winners
