Thingiverse
I think I have solved my cylinder head problem, at least in the medium / short term. there is a slight space between the cylinder and the cylinder head, when we arm the replicas with the cocking handle we exert an opposing pressure which files the cylinder head ... So I created a provisional guide in 3d printing. The result is conclusive, small bits of plastic filings on the first 10 re-loads but after nothing
Direct link to the original creator's page
GrabCAD
Thingiverse
Thingiverse
Thingiverse
Thingiverse
Thingiverse
Thingiverse
Thingiverse
Click the "View on Thingiverse" button above to visit the original model page on Thingiverse. You can download the STL file directly from the creator's page for free.
This model is compatible with most FDM 3D printers (Creality Ender 3, Prusa MK3S+, Bambu Lab, etc.) and resin printers (Elegoo, Anycubic). Check the original page for recommended print settings and materials.
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Check the license (see original page) on the original Thingiverse page. Most STL files can be modified using free software like Blender, TinkerCAD, or Meshmixer.