Suzuki RM-Z250 Owner's Service Manual

6-28 CYLINDER HEAD, CYLINDER AND PISTON
CYLINDER HEAD
• Install the dowel pins into the cylinder and then install the cyl-
inder head gasket

1 onto the cylinder.
• Place the cylinder head

2 on the cylinder.
• Install the gasket washers to the cylinder head bolts as
shown.
• Apply engine oil to the washers and thread portion of the bolts
before installing the cylinder head bolts.
• With the head snugly seated on the cylinder, secure it by tight-
ening the bolts in diagonal stages.
• Tighten the cylinder head bolts to the specified torque.
$ Cylinder head bolt: Initial 25 N·m (2.5 kgf-m, 18.0 lb-ft)
Final 50 N·m (5.0 kgf-m, 36.0 lb-ft)
• After tightening the cylinder head bolts to specification, tighten
the cylinder head base nuts

3 and cylinder base bolt

4 to the
specified torque.
$ Cylinder head base nut: 10 N·m (1.0 kgf-m, 7.0 lb-ft)
Cylinder base bolt: 12 N·m (1.2 kgf-m, 8.5 lb-ft)
• Install the engine mounting upper brackets. (!5-6)
• Install the exhaust pipe. (!5-8)
• Install the spark plug. (!2-7)
• Install the carburetor. (!12-16)
CAUTION
Use a new gasket to prevent gas leakage.
CAUTION
Do not drop the cam chain into the crankcase.
CAUTION
The gasket washers should be replaced with new ones
to prevent oil leakage.

Suzuki RM-Z250 Specifications

General

Brand	Suzuki
Model	RM-Z250
Category	Motorcycle
Language	English