0A–14 GENERAL INFORMATION
ITEMS SERVICE STANDARD SERVICE LIMIT
Piston and Piston Ring
Piston Grade Non
Cylinder Liner and Piston Clearance
mm (in) 0.122 – 0.156 —
(0.0048 – 0.0061)
Piston Ring and Piston Ring
Groove Clearance mm (in)
1st Compression Ring 0.057 – 0.097 0.20
(0.0022 – 0.0038) (0.008)
2nd and 3rd Compression Ring 0.085 – 0.120 0.2
(0.0033 – 0.0047) (0.008)
Oil Ring 0.02 – 0.06 0.15
(0.0008 – 0.0024) (0.006)
Piston Ring Gap mm (in)
1st Compression Ring 0.18 – 0.28 1.20
(0.0071 – 0.0110) (0.047)
2nd and 3rd Compression Ring 0.35 – 0.50 1.20
(0.0138 – 0.0197) (0.047)
Oil Ring 0.15 – 0.35 1.20
(0.0059 – 0.0138) (0.047)
Piston Pin
Piston Pin Diameter mm (in) 35.995 – 36.000 35.95
(1.4171 – 1.4173) (1.4154)
Piston Pin Hole Diameter mm (in) 36.004 – 36.012
(1.4175 – 1.4178)
Piston Pin and Piston Pin
Hole Clearance mm (in) 0.004 – 0.017
(0.00016 – 0.00067)
Connecting Rod
Connecting Rod Alignment mm (in) 0.05 (0.002) or less 0.20 (0.008)
Connecting Rod Small End
Bushing Diameter mm (in) 36.012 – 36.022
(1.4178 – 1.4182)
Piston Pin and Connecting Rod
Small End Bushing Clearance mm (in) 0.012 – 0.027 0.05
(0.00047 – 0.00106) (0.002)
Crankpin and Bearing Clearance
mm (in) 0.037 – 0.076 0.10
(0.0015 – 0.0030) (0.004)
Connecting Rod Big End and
Crankpin Side Face Clearance mm (in) 0.17 – 0.30 0.35
(0.0067 – 0.0118) (0.014)
Flywheel
Flywheel Friction Surface Roughness
mm (in) Less than
0.05 (0.0020)
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