2010-2011 Yamaha RS Vector / RS Venture Service Manual, Page 256Get this manual

2010-2011 Yamaha RS Vector / RS Venture Service Manual, Page 256

CYLINDER HEAD Tighten the cylinder head bolts further to reach the specified angle 175185 in the proper tightening sequence
angle, do not loosen the bolt and then retighten itReplace the bolt with new one and perform the procedure again Do not use
torque wrench to tighten the bolt to the specified angle Tighten the bolt until it is at the specified angleTIP When using