1998 Mercury 9.9/15HP 4-stroke outboards factory service manual, Page 177Get this manual

1998 Mercury 9.9/15HP 4-stroke outboards factory service manual, Page 177

CYLINDER HEAD
Cylinder Head Reassembly
IMPORTANT: Reassemble valve train components for in there original location1Install valves, lower seats, springs, seals, upper seats, and keepers
NOTE: Compress springs using valve spring compressor, insert keepers, and release valve spring compressor110