I would look into something like this
http://www.trailtech.net/digital-gauges/vapor
long before I'd replace the factory cluster with another factory cluster.
Does the low fuel light and neutral light still work on factory dash?
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2008 WR250X
Gearing: 13t - 48t
Power Commander 5 / PC-V
Airbox Door Removed - Flapper glued - AIS removed
FmF Q4
Bridgestone Battlax BT-003rs