2003-2006 Yamaha Snowmobile RX1 Service Manual, Page 176Get this manual

2003-2006 Yamaha Snowmobile RX1 Service Manual, Page 176

CYLINDER HEAD INSPECTION 1Eliminate: Carbon deposits (from the combustion chambers) Use the rounded scraperNOTE: Do not use
cylinder headWarpage limit: 0.1 mm (0.004 in) Measurement steps: Place straightedge and thickness gauge across the cylinder
headS Measure the warpageS If the limited is exceeded, resurface the cylinder head as followsS Place 400 600 grit wet sandpaper
on the surface plate and resurface the cylinder head using figure-eight sanding patternNOTE: To ensure an even surface, rotate