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Piston and cylinder dimensions > < Pistons and conrods - exploded view
Measuring radial clearance of conrods
Measuring radial clearance of conrods
Special tools and workshop equipment required
t  Plastigage
Procedure
–  Remove conrod bearing cap. Clean bearing cap and bearing journal.
–  Place a length of Plastigage corresponding to the width of the bearing on the bearing journal or in the bearing shell.
l  The Plastigage must be positioned in the centre of the bearing shell.
–  Fit conrod bearing cap and tighten bolts to 30 Nm (do not turn further) without rotating crankshaft.
–  Remove conrod bearing cap again.
–  Compare width of Plastigage with measurement scale.
Radial clearance:
l  New: 0.01 ... 0.05 mm.
l  Wear limit: 0.12 mm.
–  Renew conrod bolts.
   

Piston and cylinder dimensions > < Pistons and conrods - exploded view