1996-2005 Suzuki DF40, DF50 Four Stroke Outboard Service Manual, Page 415Get this manual
DF40DF50 "K3" (03) model 14-4 Item Unit Data DF40T40QH DF50T50WT50WQH
VALVEVALVE GUIDE
Valve diameter
Tappet clearance IN (Cold engine EX condition)
IN EX STD STD IN EX IN STD Limit STD Limit STD
mm (in) mm (in) mm (in) mm (in) degree degree mm (in) mm (in) mm (in) mm (in) mm (in)
24.6 (0.97) 21.5 (0.85) 0.18 0.24 (0.007 0.009) 0.18 0.24 (0.007 0.009) 30, 45 15, 45 0.020 0.047 (0.0008 0.0019) 0.070 (0.0028) 0.045 0.072 (0.0018 0.0028) 0.090 (0.0035) 5.500 5.512 (0.2165 0.2170)
Valve seat angle
Valve guide to valve stem clearance
Valve guide inside IN,EX diameter Valve guide protrusion IN,EX
STD STD STD Limit Limit Limit Limit Limit STD Limit STD Limit STD STD STD Limit STD Limit
mm (in) mm (in) mm (in) mm (in) mm (in) mm (in) mm (in) mm (in) mm (in) mm (in) mm (in) mm (in) mm (in) mm (in) mm (in) mm (in) (kg, Ibs) (kg, Ibs) mm (in)