Arctic Cat 450 XC 2011 Service Manual page 30

7. Remove the cam chain tensioner pivot bolt and
remove the chain tensioner; then remove the two
nuts securing the cylinder head to the cylinder.
FI617A
8. Remove the four cylinder head cap screws and wash-
ers. Note that the two cap screws on the right side of
the cylinder head nearest the cam sprocket are longer
than the two cap screws on the left (spark plug) side.
FI616
9. Remove the cylinder head from the cylinder, remove
the gasket, and account for two alignment pins.
FI617
To service valves and cylinder head, see Servicing Top-
Side Components sub-section.
10. Remove the cam chain guide.
To inspect cam chain guide, see Servicing Top-Side
Components sub-section.
FI618A
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FI619A
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