2006-2010 Suzuki DF150 / DF175 4-Stroke Outboards Service Manual, Page 439Get this manual
DF150175 "K8" ('08) MODEL
Item VALVEVALVE GUIDE
Valve diameter Tappet clearance (Cold engine condition) IN EX IN EX Valve seat angle Valve guide to valve stem clearance IN EX IN EX Valve guide inside diameter Valve guide protrusion Valve stem outside diameter Valve stem deflection IN, EX IN, EX IN EX IN EX Valve stem runout Valve head radial runout Valve head thickness IN, EX IN, EX IN EX Valve seat contact width Valve spring free length Valve spring tension Valve spring squareness IN EX STD Limit STD Limit STD STD STD STD Limit Limit Limit Limit STD Limit STD Limit STD STD STD Limit STD Limit Limit STD STD