2004 Official factory service manual for Yamaha YFZ450S ATV Quad., Page 170Get this manual

2004 Official factory service manual for Yamaha YFZ450S ATV Quad., Page 170

CYLINDER AND PISTON EBS00247

REMOVING THE PISTON 1Remove: piston pin clips piston pin piston NOTE: Before removing each piston pin, deburr the clip groove and pin hole areaIf the piston pin groove is deburred and the piston pin is still difficult to remove, use the piston pin puller 4Piston pin puller PNYU-01304, 90890-01304 CAUTION:

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