http://www.dakar.com/dakar/2014/docs/ReglementDakar2014MotoQuadUSavecVisa.pdfb) Class 2.2 - MARATHON 0 to 450 cc
These Machines are based on type approved, production machines, (authorised for use on public roads) which can be modified and/or equipped for Cross-Countries Rallies competition.
The major parts: frame, engine (cylinder, cylinder head, engine cases) and the swinging arm used must be standard parts, and must be freely available to the public. These major parts may be modified, with the exception of the engine cases, but must respect the FIM Technical Regulations for Cross-country Rallies – 450cc World Champion category.
Cubic capacity up to 450 cc, single or twin cylinder.
Riders: All Riders not on the provisional A.S.O.’s Elite Riders’ list.
Cubic Capacity: up to 450 cc.
c) To be allowed to race in the Marathon category: no changing of major parts will be authorised during the Event:
engine,
frame,
fork,
swinging arm,
central engine cases, cylinders, cylinder heads.
etc.
