ENGINE
Item Factory Specification Allowable Limit
25.000 to 25.006mm 25.03mm
Piston Pin-bore I.D
0.98425 to 0.98448in. 0.9854in.
Clearance between 2nd ring and ring groove 0.020 to 0.060mm 0.15mm
0.00079 to 0.00236in. 1.0059in.
2nd ring groove width 3.010 to 3.030mm -
0.11850 to 0.11929in.
2nd ring width 2.97 to 2.99mm -
0.11693 to 0.11772in.
Clearance between oil ring and ring groove 0.04 to 0.08mm 0.15mm
0.00157 to 0.00315in. 1.008in.
oil ring groove width 2.03 to 2.05mm -
0.07992 to 0.08070in.
oil ring width 1.97 to 1.99mm -
0.07756 to 0.07834in.
top ring, oil ring end gap 0.25 to 0.40mm 1.25mm
0.0098 to 0.0157in. 0.0492in.
2nd ring end gap 0.55 to 0.70mm 1.25mm
0.0217 to 0.0276in. 0.0492in.
j. Piston-Piston Ring
Item Factory Specification Allowable Limit
0.05mm
Connecting Rod Misalignment -
0.0020in.
Clearance between Piston and Small End Bushing 0.014 to 0.30mm 0.15mm
0.00055 to 0.00150in. 0.0059in.
Piston Pin O.D 25.002 to 25.011mm -
0.068433 to 0.98469in.
Small End Bushing I.D 25.025 to 25.040mm -
0.98524 to 0.98583in.
k. Connecting Rod
Item Factory Specification Allowable Limit
0.08mm
Crankshaft Misalignment -
0.0031in.
Clearance between Crankshaft and Crankshaft 0.040 to 0.118mm 0.20mm
Bearing 1 0.00157 to 0.00485in. 0.0079in.
Crankshaft O.D 51.921 to 51.940mm -
2.04414 to 2.04489in.
Crankshaft Bearing 1 I.D 51.980 to 52.039mm -
2.04646 to 2.04878in.
Clearance between Crankshaft and Crankshaft 0.040 to 0.104mm 0.20mm
Bearing 2 0.00157 to 0.00409in. 0.0079in.
Crankshaft O.D 51.921 to 51.940mm -
2.04414 to 20.4489in.
Crankshaft Bearing 1 I.D 51.980 to 52.025mm -
2.04646 to 2.04823in.
Clearance between Crank Pin and Crank Pin 0.025 to 0.087mm 0.20mm
Bearing 0.00098 to 0.00343in. 0.0079in.
Crank Pin O.D 46.959 to 46.975mm -
1.84876 to 1.84947in.
Crank Pin Bearing I.D 47.000 to 47.046mm -
1.85040 to 1.85221in.
0.15 to 0.31mm 0.5mm
Crankshaft Side Clearance
0.0059 to 0.0122in. 0.020in.
l. Crankshaft
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