Suzuki VLR1800, Service Manual

Page: 244 / 624

1D-33 Engine Mechanical:
• Place the cylinder heads on the cylinders.
NOTE
• The cylinder heads can be distinguished
by the embossed-letters, “F” and “R”.
• When installing the cylinder head, keep the
cam chain taut.
• Apply engine oil to the both side of the washers and
thread portion of the bolts before installing the cylinder
head bolts.
• Tighten the cylinder head bolts (M10) to the specified
two-step torque with a torque wrench sequentially and
diagonally.
Tightening torque
Cylinder head bolt (M10) (Initial): 25 N·m (2.5 kgf-
m, 18.0 lb-ft)
Cylinder head bolt (M10) (Final): 42 N·m (4.2 kgf-
m, 30.5 lb-ft)
• Tighten the other bolts (M6) and (M8) to the a little at a
time to equalize the pressure.
Tightening torque
Cylinder head bolt (M6): 11 N·m (1.1 kgf-m, 8.0 lb-
ft)
Cylinder head bolt (M8): 26 N·m (2.6 kgf-m, 19.0
lb-ft)
Front
Rear
• Tighten the cylinder nuts (3) to the specified torque.
Tightening torque
Cylinder nut (a): 13 N·m (1.3 kgf-m, 9.5 lb-ft)
Front
Rear
“A”: M10 only
I822H1140079-01
“A”
I822H1140338-02
I822H1140081-01
I822H1140082-01
(a)
3
I822H1140083-01
(a)
3
I822H1140080-01