2004 Official factory service manual for Yamaha YFZ450S ATV Quad., Page 23Get this manual
SPECIAL TOOLS Tool NoTool nameFunction
Axle nut wrench (46 mm) YM-37134 This tool is needed to loosen or tighten the rear axle nutIgnition checker 90890-06754 This instrument is necessary for checking the ignition system componentsDynamic spark tester YM-34487 This instrument is necessary for checking the ignition system componentsBond 90890-85505 Sealant ACC-11001-05-01 Yamaha bond No1215 Sealant (Quick Gasket)