Yamaha 2008 Raptor 250, Service Manual

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SPEC
2-7
Item Standard Limit
Tilt limit IN • • • 2.5°/1.60 mm
(2.5°/0.063 in)
EX • • • 2.5°/1.60 mm
(2.5°/0.063 in)
Direction of winding
(top view)
IN Clockwise • • •
EX Clockwise • • •
Piston
Piston to cylinder clearance 0.010 ~ 0.025 mm (0.0004 ~ 0.0010 in) 0.15 mm
(0.006 in)
Piston size “D” 73.983 ~ 73.998 mm (2.9127 ~ 2.9133 in) • • •
Measuring point “H” 5.0 mm (0.20 in) • • •
Piston off set 0.25 mm (0.0098 in) • • •
Offset direction Intake side • • •
Piston pin bore inside diameter 17.002 ~ 17.013 mm (0.6694 ~ 0.6698 in) 17.043 mm
(0.6710 in)
Piston pin outside diameter 16.991 ~ 17.000 mm (0.6689 ~ 0.6693 in) 16.971 mm
(0.6681 in)
Piston-pin-to-piston-pin-bore
clearance 0.002 ~ 0.022 mm (0.0001 ~ 0.0009 in) 0.072 mm
(0.0028 in)
ENGINE SPECIFICATIONS