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Cylinder/piston
Piston-to-bore clearance
Piston
Connecting rod
Gudgeon pin–to-piston clearance
Gudgeon pin-to-connecting rod clearance
Engine cylinder compression measured
with DDS2
Reference
Cylinder liner nominal
diameter
Max. oval
Max. taper
Diameter
Section A
Section B
Section C
Nominal diameter
Diameter
Section A
Section B
Section C
Connecting-rod big-end
diameter
Nominal diameter
Piston
Gudgeon pin
Standard
Minimum
Max. allowed difference
Standard value
88 mm
-
88.000÷88.010 mm
88.010÷88.020 mm
88.020÷88.030 mm
0.025 ÷ 0.045 mm
88 mm
-
87.965÷87.975 mm
87.975÷87.985 mm
87.985÷87.995 mm
43.67 mm
0.015 ÷ 0.024 mm
Ø 18 mm
Ø 18 mm / 0.020 ÷
0.015
Ø 18 mm / 0 ÷ 0.004
0.028 ÷ 0.041 mm
11÷13 bar
Service
limit
0.03 mm
0.03 mm
n.a.
10 bar
2 bar
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