This is a 3D design of a Cylinder Hold Down Tool for a Fiat 500 or Fiat 126 clutch plate.   It is used to secure the cylinders to the engine block when the Head is removed.  The design is based on the original Fiat Tool SAT-A.60156.  This is a *.step file that can be used to 3D Print the design in any material desired.
 
All test pieces were produced by www.surfacescan.co.uk - Material: PLA, Layer thickness: 200.0 µm; Filling: 50% infill