2008 Yamaha Raptor 250SE / 250SE2 Factory Service Manual, Page 169Get this manual
OIL PUMP AND BLANCER WEIGHT GEAR
Inner-rotor-to-outer-rotor-tip clearance 0.150 mm (0.0059 in) Limit 0.23 mm (0.0091 in) Outer-rotor-to-oil-pump-housing clearance 0.1000.151 mm (0.00390.0059 in) Limit 0.22 mm (0.0087 in) Oil-pump-housing-to-inner-andouter-rotor clearance 0.040.09 mm (0.00160.0035 in) Limit 0.16 mm (0.0063 in)