Honda CB 600F Hornet 2007 Shop Manual page 350

PISTON DISASSEMBLY
Be careful not to
Spread each piston ring ends and remove them by
damage the piston lifting up at a point opposite the gap.
ring by spreading
the ends too far.
Never use a wire
Clean carbon deposits from the piston ring grooves
brush; It will scratch
with a ring that will be discarded.
the groove.
PISTON INSPECTION
Inspect the piston rings for movement by rotating
the rings. The rings should be able to move in their
grooves without catching.
Push the ring until the outer surface of the piston
ring is nearly flush with the piston and measure the
ring-to-ring groove clearance.
SERVICE LIMITS:
Top:
Second: 0.08 mm (0.003 in)
Push the rings into
Insert the piston ring squarely into the top of the cyl­
the cylinder with
inder and measure the ring end gap.
the rop of the
SERVICE LIMITS:
piston to be sure
rhey are squarely in Top:
the cylinder.
Second:
Oil (side rail): 1.0 mm (0.04 in)
0.10 mm (0.004 in)
0.4 mm (0.02 in)
0.5 mm (0.02 in)
CRANKSHAFT /PISTON/CYLINDER
12-15