General Specifications

Piston and Cylinder Dimensions





Cylinder Bores





Measure bores at 3 locations in both directions -A- across engine and -B- in line with crankshaft
Use internal dial gauge 50 to 100 mm to measure.
Maximum deviation from nominal dimension 0.08 mm

Connecting Rod Bearing Shells
Axial play
New 0.05 to 0.31 mm
Wear limit 0.40 mm
Measure radial clearance with Plastigage(R)
New 0.02 to 0.07 mm;
Wear limit 0.10 mm
Do not turn crankshaft when checking radial clearance

Installed position of bearing shell
Installation position: Retaining tabs of both bearing shells lie on the same side of the connecting rod

Piston Ring Gap





Ring to Groove Clearance





Measure radial clearance with Plastigage(R)
Do not turn crankshaft when measuring radial play

Radial Clearance
New 0.02 to 0.06 mm
Wear limit 0.10 mm

Piston
Maximum deviation from nominal dimension 0.04 mm

Connecting Rod





Only replace as set
Affiliation to cylinder mark -B-
Installation position: Mark -A- faces toward the shallow side of the piston (the shallow side of the piston head faces the cylinder block center)

Crankshaft
Axial Clearance
New 0.07 to 0.23 mm

Measure radial clearance with Plastigage(R)
Do not turn crankshaft when measuring radial play

Radial Clearance
New 0.02 to 0.06 mm
Wear limit 0.10 mm

Crankshaft Dimensions






Cylinder Head Distortion
Max. permissible distortion 0.05 mm