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Checking radial clearance of conrod bearings > < Pistons and conrods - exploded view

A4 Mk2

Piston and cylinder dimensions
Piston and cylinder dimensions
   
Honing dimension (in mm)Piston ØCylinder bore Ø
Basic dimension82.455 → Note82.51

1)  Dimension not including graphite coating (thickness 0.02 mm). The graphite coating wears down in service.
  Note
Replacement pistons are only available with basic dimension.
   

Checking radial clearance of conrod bearings > < Pistons and conrods - exploded view