Yamaha MT 10 2016, Service Manual

Page: 49 / 658

ENGINE SPECIFICATIONS
2-4
Limit 0.100 mm (0.0039 in)
Valve stem runout 0.010 mm (0.0004 in)
Valve spring
Free length (intake) 41.25 mm (1.62 in)
Limit 39.18 mm (1.54 in)
Free length (exhaust) 42.33 mm (1.67 in)
Limit 40.21 mm (1.58 in)
Spring tilt (intake) 1.7 mm (0.07 in)
Spring tilt (exhaust) 1.7 mm (0.07 in)
Cylinder
Bore 79.000–79.010 mm (3.1102–3.1106 in)
Taper limit 0.008 mm (0.0003 in)
Out of round limit 0.050 mm (0.0020 in)
Piston
Diameter 78.970–78.985 mm (3.1090–3.1096 in)
Measuring point (from piston skirt bottom) 8.0 mm (0.31 in)
Piston-to-cylinder clearance 0.015–0.040 mm (0.0006–0.0016 in)
Piston pin bore inside diameter 17.002–17.013 mm (0.6694–0.6698 in)
Limit 17.043 mm (0.6710 in)
Piston pin outside diameter 16.991–17.000 mm (0.6689–0.6693 in)
Limit 16.971 mm (0.6681 in)
Piston-pin-to-piston-pin-bore clearance 0.002–0.022 mm (0.0001–0.0009 in)
Piston ring
Top ring
Ring type Barrel
End gap (installed) 0.15–0.25 mm (0.0059–0.0098 in)
End gap limit 0.50 mm (0.0197 in)
Ring side clearance 0.030–0.065 mm (0.0012–0.0026 in)
Side clearance limit 0.115 mm (0.0045 in)
2nd ring
Ring type Taper
End gap (installed) 0.65–0.80 mm (0.0256–0.0315 in)
End gap limit 1.15 mm (0.0453 in)
Ring side clearance 0.020–0.055 mm (0.0008–0.0022 in)
Side clearance limit 0.115 mm (0.0045 in)
Connecting rod
Oil clearance 0.032–0.054 mm (0.0013–0.0021 in)
Bearing color code
Code 2 Black
Code 3 Brown
Code 4 Green
Code 5 Yellow
Code 6 Pink
Crankshaft
Runout limit 0.030 mm (0.0012 in)
Journal oil clearance 0.027–0.045 mm (0.0011–0.0018 in)
Bearing color code
Code 1 Blue
Code 2 Black
Code 3 Brown