Yamaha YZFR1Y(C) 2009 Service Manual page 40

Valve full open temperature
Valve lift (full open)
Radiator core
Width
Height
Depth
Water pump
Water pump type
Reduction ratio
Impeller shaft tilt limit
Spark plug(s)
Manufacturer/model
Spark plug gap
Cylinder head
Volume
Warpage limit
Camshaft
Drive system
Camshaft cap inside diameter
Camshaft journal diameter
Camshaft-journal-to-camshaft-cap clearance
Camshaft lobe dimensions
Intake A
Limit
Intake B
Limit
Exhaust A
Limit
Exhaust B
Limit
Camshaft runout limit
Timing chain
Tensioning system
ENGINE SPECIFICATIONS
85 °C (185.0 °F)
More than 8 mm (0.31 in)
383.0 mm (15.08 in)
250.6 mm (9.87 in)
24.0 mm (0.94 in)
Single suction centrifugal pump
65/43 × 28/36 (1.176)
0.15 mm (0.006 in)
NGK/LMAR9E-J
0.6–0.7 mm (0.024–0.028 in)
14.43–15.23 cm³ (0.88–0.93 cu.in)
0.10 mm (0.0039 in)
Chain drive (right)
25.500–25.521 mm (1.0039–1.0048 in)
25.459–25.472 mm (1.0023–1.0028 in)
0.028–0.062 mm (0.0011–0.0024 in)
37.350–37.450 mm (1.4705–1.4744 in)
37.250 mm (1.4665 in)
28.034–28.134 mm (1.1037–1.1076 in)
27.934 mm (1.0998 in)
36.450–36.550 mm (1.4350–1.4390 in)
36.350 mm (1.4311 in)
28.006–28.106 mm (1.1026–1.1065 in)
27.906 mm (1.0987 in)
0.030 mm (0.0012 in)
Automatic
2-3