Suzuki 2002-2005 DF4/DF5/DF6 4-Stroke Outboards Service Manual, Page 186Get this manual
DF456 "K5" ('05) MODEL
VALVEVALVE GUIDE
Valve diameter Valve clearance (Cold engine condition) Valve seat angle Valve guide to valve stem clearance IN EX IN EX STD STD IN EX IN STD Limit STD Limit STD mm (in) mm (in) mm (in) mm (in) Degrees Degrees mm (in) mm (in) mm (in) mm (in) mm (in) 24.0 (0.94) 22.0 (0.87) 0.03 0.07 (0.001 0.003) 0.03 0.07 (0.001 0.003) 15, 45 15, 45 0.025 0.052 (0.0010 0.0020) 0.075 (0.0030) 0.045 0.072 (0.0018 0.0028) 0.090 (0.0035) 5.500 5.512 (0.2165 0.2170)
EX Valve guide inside diameter Valve guide protrusion Valve stem outside diameter Valve stem deflection Valve stem runout Valve head radial runout Valve head thickness Valve seat contact width Valve spring free length Valve spring tension