1994-1997 Yamaha WaveRider Service Manual LIT-18616-RA-00, Page 91Get this manual
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CYLINDER HEAD, CYLINDER AND PISTON
3Measure: Cylinder bore "0" Use cylinder gaugeOut of specification ReplaceNOTE: Measure the cylinder bore "0" in several deffesent directionsThen find the average of the measurements
Standard Cylinder bore UD" TaperUT" Out of round "R" 81.00 81.02 mm (3.189 3.190 in)
limit 81.10mm (3.193 in) O.08mm (0.003 in) O.05mm (0.002 in)