2002-2009 Suzuki LT-F250 Ozark Service Manual, Page 67Get this manual
TOP NARROWING CUT If the contact area is too high on the valve, or if it is too wide, use the 15 cutter to lower and narrow the contact area
TOP NARROWING CUT If the contact area is too high on the valve, or if it is too wide, use the 15 cutter to lower and narrow the contact area