2009 Suzuki 400 LTZ Quad Sport Service Manual, Page 178Get this manual
Engine Mechanical: Valve seat sealing condition 1) Clean and assemble the cylinder head and valve components2) Fill the intake and exhaust ports with gasoline to check for leaksIf any leaks occur, inspect the valve seat and face for burrs or other things that could prevent the valve from sealingRefer to "Valve Seat Repair (Page 1D-37)" 1D-36
3) Using the valve guide remover, drive the valve guide out toward the intake or exhaust camshaft sideSpecial tool (A): 0991644310 (Valve guide remover installer) NOTE Discard the removed valve guide subassemblies Only oversized valve guides are available as replacement parts(Part No1111520E70)
WARNING
Always use extreme caution when handling gasoline
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