2005 Kawasaki STx-12F Jet Ski Factory Service Manual., Page 196Get this manual
6-28 ENGINE TOP END Valves
a ou Meersnuireer tchaelipert.side diameter of the seating surface with av If the outside diameter of the seating surface is too small, repeat the 45 grind until the diameter is within the speci ra Widened Width [A] of engagement by machining with 45 cutter Ground Volume [B] by 32 cutter 32 [C] [DGround Volume [E] by 60 or 55 cutter 60 or 55 [F] ou Meersnuireer tchaelipert.side diameter of the seating surface with av If the outside diameter of the seating surface is too small, repeat the 45 grind [A] until the diameter is within the ra Original Seating Surface [B]
Remove all pittings of flaws from 45 ground surfaceAfter grinding with 45 cutter, apply thin coat of machin-