Cylinder diameters
Permissible ovality of cylinder mirrors, mm: 0.01-0.02.
Permissible taper of cylinder mirrors, mm: 0.01.
Permissible non-perpendicularity of the axis of the cylinders of the axis of the main bearings: 0°5'.
Total clearance between piston and cylinder (when worn), mm, no more: 0.010—0.15.