Cylinder Head Installation - Sym MB10A7-A series Service Manual

7. Cylinder Head / Valve
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Cylinder Head Installation

Install the cam chain guide, dowel pins and a
new cylinder head gasket onto the cylinder.
Install the cylinder head.
Lock the cylinder head locknuts.
Torque value：Cylinder head locknut
1.0~1.2kgf-m
Caution
Tighten the cylinder head locknuts evenly.
Do not tighten the cylinder head locknuts
more than standard torque value, or the
cylinder head may be deformed, making
abnormal noise, leakage and decreasing
the performance.
Tighten the cylinder head left side lock bolt
(6mm).
Torque value：
Cylinder head left side lock bolt
0.8~1.2kgf-m
Install the cam chain tensioner.
Tighten the cam chain tensioner lock bolt.
Torque value：1.0~1.4kgf-m
7-16
To this chapter contents
Dowel pins
Cam chain guide
Cam chain tensioner lock bolt
Gasket
4 locknuts
2 bolts