Cobra 2007 King 50 Service Manual page 50

Figure 28
9. Torque to 12 Nm (105 in-lb) in the pattern shown in figure 28.
10. Trim away any excess gasket material if necessary.
NOTE: Check engine mount holes for excess material that may cause problems
in engine installation.
11. Install the piston with new wrist pin bearing and, pin and clips.
CAUTION:
Be sure to install the piston such that the arrow on the top piston surface points
to the exhaust (front of bike/engine) and put assembly lube on the connecting rod
bearing.
12. Install the piston rings.
CAUTION:
Ring end gap should be no less than 0.25 mm (0.010") and no
more than 0.64mm (0.025")
13. Install the base gasket.
CAUTION:
See base gasket selection at the beginning of service section.
14. Install the cylinder being sure that the piston rings are
properly aligned with the indexing pins.
CAUTION:
Never force the cylinder. If resistance is felt, determine the
problem and solve it. Once installed slightly rotate the cylinder
back and forth insuring that the rings are properly seated.
15. Install cylinder head insert.
Figure 29
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