I made custom + scratch built MK3 clones, and yes your extrusion issues are software related – User mods - OctoPrint, enclosures, nozzles, ... – Prusa3D Forum
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Download free STL file Gothic Trefoil Extruder Motion Indicator for Prusa i3 MK3 • 3D print template ・ Cults
DIY Cooling Fan Set DC 5V Front Print Radiator 3D Printer Parts For Prusa I3 MK3 - Walmart.com
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Original Prusa i3 MK3S+ Review | PCMag
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How we made a Steampunk-themed Original Prusa i3 MK3S - Prusa Printers
I've now made 3 Prusa mk3 clones... : r/3Dprinting
Is Prusa's i3 MK3 The Tesla of Under-$1000 3D Printers? | by Ian F. Darwin | I Tried That | Medium
The Prusa I3 MK3S And A Tale Of Two Sensors | Hackaday
Original Prusa 3D printers directly from Josef Prusa
3D Printer Kit Prusa i3 Steel
Prusa Mk3 Review: the best 3D printer you can buy for under $1,000 | Windows Central
I Started Building My First Prusa 3D Printer (i3 MK3S+ Kit)
Original Prusa i3 MK3 - 3D printer KIT - ORD Solutions Inc
Original Prusa i3 MK3S+ Review: The Best Gets Better | All3DP
Eliminate 3d Printing Mesh Bed Leveling Globs on a Prusa i3 MK3
Original Prusa i3 MK3(S) Dual Color Camo LCD (Multi Material Print) by De3DPrintman | Download free STL model | PrusaPrinters