Yamaha MT-03 Service Manual page 31

Limit
Valve-stem to valve-guide clearance (intake)
Limit
Valve-stem to valve-guide clearance (exhaust)
Limit
Valve stem runout
Valve seat width (intake)
Limit
Valve seat width (exhaust)
Limit
Valve springs
Free length (intake)
Limit
Free length (exhaust)
Limit
Installed length (valve closed) (intake)
Installed length (valve closed) (exhaust)
Compressed spring force (installed) (intake)
Compressed spring force (installed) (exhaust)
Spring tilt (intake)*
Spring tilt (exhaust)*
Winding direction (top view) (intake)
Winding direction (top view) (exhaust)
Cylinder
Bore
Limit
Maximum taper
Maximum out-of-round
ENGINE SPECIFICATIONS
6.05 mm (0.2382 in)
0.010-0.037 mm (0.0004-0.0015 in)
0.08 mm (0.0031 in)
0.025-0.052 mm (0.0010-0.0020 in)
0.10 mm (0.0039 in)
0.010 mm (0.0004 in)
1.00-1.20 mm (0.0394-0.0472 in)
1.6 mm (0.06 in)
1.00-1.20 mm (0.0394-0.0472 in)
1.6 mm (0.06 in)
40.38 mm (1.59 in)
38.36 mm (1.51 in)
40.38 mm (1.59 in)
38.36 mm (1.51 in)
35.00 mm (1.38 in)
35.00 mm (1.38 in)
171.00-197.00 N (38.44-44.29 lb)
(17.44-20.09 kg)
171.00-197.00 N (38.44-44.29 lb)
(17.44-20.09 kg)
2.5°/1.8 mm
2.5°/1.8 mm
Clockwise
Clockwise
100.000-100.010 (3.9370-3.9374 in)
100.080 mm (3.9402 in)
0.050 mm (0.0020 in)
0.050 mm (0.0020 in)
2-6