2004-2007 Yamaha ATV Raptor 50 YMF50S Service Manual, Page 107Get this manual

2004-2007 Yamaha ATV Raptor 50 YMF50S Service Manual, Page 107

Quality of the image is intentionally reduced!

CAMSHAFT, ROCKER ARMS AND VALVES
3 Check: valve face Pittingwear Grind the face valve stem end Mushroom shape or diameter larger than the body of the stem Replace4 Measure: margin thickness Out