2003-2006 Yamaha Snowmobile RX1 Service Manual, Page 180Get this manual

2003-2006 Yamaha Snowmobile RX1 Service Manual, Page 180

VALVES AND VALVE SPRINGS REMOVAL NOTE: Before removing the internal parts of the cylinder head (e.g valves, valve springs,
the valve seatInspect the valve face, valve seat, and valve seat widthInspection steps: Pour clean solvent into the intake
and exhaust portsS Check that the valves properly sealNOTE: There should be to leakage at the valve seat 1 3Remove: Valve