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    Kubota KX41 revs dropping when hydraulics are activated

    See video explanation. Revs drop from 3000RPM to 1800RPM when any hydraulics are activated. Any thoughts? Here's what I've done so far: emptied and cleaned fuel tank (had water, rust and gunk) replaced fuel filters (clogged with water and gunk from tank) replaced fuel lines (lines were...
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    Kubota D1105 Engine - Slow RPM Response to Throttle

    Does anyone have any thoughts on why this D1105 takes so long to respond to throttle movement? Where should I start looking? See start and end of this video (start 0:53 - end 1:46) The rail on the injector pump moves freely, as does the governor fork.
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    Kubota 05 Series Engine - Bogging Under Load, loses Power When Warm (Kubota KX41 - D1105 Engine)

    Any help diagnosing this would be appreciated. Purchased KX41 as a project with this condition. Bogging under load - 3300rpm will drop to 1800rpm when any load is added (See Video at bottom) This includes crawling, raising and lowering boom, etc. Seems to get worse as it warms up (drops...
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    Year of KX41 from Serial Number?

    Is anyone able to decipher the year from the serial number on my KX41 (no dash)? I'm having trouble enquiring about parts for it because Kubota don't seem to list the KX41 on their parts sites any more. They have KX41H, KX41-2 and KX41-3 but not the KX41. Model: KX41 Serial: 12736 Engine No...
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