Yamaha RX10H Service Manual page 379

Model
Valve spring:
Free length
Intake
Exhaust
Installed length (valve closed)
Intake
Exhaust
Compressed spring force
(installed)
Intake
Exhaust
Spring tilt
Intake
Exhaust
Winding direction (top view)
Intake
Exhaust
Valve lifter:
Valve lifter outside diameter
Intake
<Limit>
Exhaust
<Limit>
Valve lifter hole inside diameter
Intake
<Limit>
Exhaust
<Limit>
Piston:
Piston size (D)
Measuring point (H)
Piston to-cylinder clearance
<Limit>
Piston pin bore off set
Off-set direction
Piston pin bore inside diameter
MAINTENANCE SPECIFICATIONS
38.90 mm (1.53 in)
40.67 mm (1.60 in)
34.50 mm (1.36 in)
35.00 mm (1.38 in)
82 X 96 N (8.2 X 9.6 kg, 18.1 X 21.2 lb)
110 X 126 N
(11.0 X 12.6 kg, 24.3 X 27.8 lb)
2.5_/1.7 mm (0.067 in)
2.5_/1.8 mm (0.071 in)
Clockwise
Clockwise
19.982 X 19.988 mm (0.7867 X 0.7869 in)
19.957 mm (0.7857 in)
19.488 X 22.482 mm (0.7672 X 0.8851 in)
19.463 mm (0.7663 in)
20.000 X 20.018 mm (0.7874 X 0.7881 in)
20.048 mm (0.7893 in)
22.500 X 22.518 mm (0.8853 X 0.8865 in)
22.548 mm (0.8877 in)
73.955 X 73.970 mm (2.9116 X 2.9122 in)
5 mm (0.20 in)
0.030 X 0.055 mm (0.0012 X 0.0022 in)
0.12 mm (0.0047 in)
0.5 mm (0.0197 in)
Intake side
17.002 X 17.013 mm (0.6694 X 0.6698 in)
44
SPEC
RXW10J, RXW10SJ