2008 Suzuki LT-A400/F, LT-F400/F ATV Service Manual, Page 102Get this manual

2008 Suzuki LT-A400/F, LT-F400/F ATV Service Manual, Page 102

1D-26 Engine Mechanical: Valve Seat Width 1) Visually check for valve seat width on each valve faceIf the valve face has
measured exceeds the standard value, or seat width is not uniform reface the seat using the seat cutterRefer to "Valve Seat
Repair (Page 1D-28)"Valve seat width "W" (IN& EX Standard: 0.9 1.1 mm (0.035 0.043 in) Valve Guide Replacement B827H21406013
1) Remove the cylinder headRefer to "Engine Top Side Disassembly (Page 1D-10)"2) Remove the valvesRefer to "Cylinder Head
Disassembly and Assembly (Page 1D-22)"3) Using the valve guide remover, drive the valve guide out toward the intake or exhaust
camshaft sideSpecial tool0991644310 (Valve guide remover installer) NOTE Discard the removed valve guide subassemblies Only
oversized valve guides are available as replacement parts(Part No1111514D71) I827H1140069-01 Valve Seat Sealing Condition