Yamaha 2007 FZ6-NA Service Manual page 49

Camshaft runout limit
Timing chain
Model/number of links
Tensioning system
Valve clearance (cold)
Intake
Exhaust
Valve dimensions
Valve head diameter A (intake)
Valve head diameter A (exhaust)
Valve face width B (intake)
Valve face width B (exhaust)
Valve seat width C (intake)
Limit
Valve seat width C (exhaust)
Limit
Valve margin thickness D (intake)
Limit
Valve margin thickness D (exhaust)
Limit
Valve stem diameter (intake)
Limit
Valve stem diameter (exhaust)
Limit
Valve guide inside diameter (intake)
Limit
Valve guide inside diameter (exhaust)
Limit
ENGINE SPECIFICATIONS
0.060 mm (0.0024 in)
92RH2015/120
Automatic
0.13–0.20 mm (0.0051–0.0079 in)
0.23–0.30 mm (0.0091–0.0118 in)
24.90–25.10 mm (0.9803–0.9882 in)
21.90–22.10 mm (0.8622–0.8701 in)
1.140–1.980 mm (0.0449–0.0780 in)
1.140–1.980 mm (0.0449–0.0780 in)
0.90–1.10 mm (0.0354–0.0433 in)
1.6 mm (0.06 in)
0.90–1.10 mm (0.0354–0.0433 in)
1.6 mm (0.06 in)
0.60–0.80 mm (0.0236–0.0315 in)
0.5 mm (0.02 in)
0.60–0.80 mm (0.0236–0.0315 in)
0.5 mm (0.02 in)
3.975–3.990 mm (0.1565–0.1571 in)
3.950 mm (0.1555 in)
3.960–3.975 mm (0.1559–0.1565 in)
3.935 mm (0.1549 in)
4.000–4.012 mm (0.1575–0.1580 in)
4.042 mm (0.1591 in)
4.000–4.012 mm (0.1575–0.1580 in)
4.042 mm (0.1591 in)
2-4