2006-2008 Yamaha Snowmobiles Apex/Attak Factory Service Manual, Page 294Get this manual

2006-2008 Yamaha Snowmobiles Apex/Attak Factory Service Manual, Page 294

MAINTENANCE SPECIFICATIONS Model Valve spring: Free length Intake Exhaust Installed length (valve closed) Intake Exhaust
Piston pin bore inside diameter RX10, RX10S, RX10R, RX10RS, RX10M, RX10MS 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 96 (8.2 9.6 kg, 18.1 21.2 lb) 110 126 (11.0 12.6 kg, 24.3 27.8 lb) 2.5_1.7 mm (0.067 in)
2.5_1.8 mm (0.071 in) Clockwise Clockwise 27.978 28.002 mm (1.1015 1.1024 in) 27.958 mm (1.1007 in) 27.978 28.002 mm (1.1015
1.1024 in) 27.958 mm (1.1007 in) 27.996 28.020 mm (1.1022 1.1031 in) 28.05 mm (1.1043 in) 27.996 28.020 mm (1.1022 1.1031