Toro Workman 3000 Series Service Manual page 128

4. Make sure cylinder head and cylinder block gasket
surface is clean. Put new cylinder head gasket on top of
cylinder block with identification mark "66N" facing up.
5. Tighten cylinder head bolts firmly in three steps.
Tighten bolts in order as shown.
A. Tighten each bolt to 20 – 30 Nm (14 – 22 ft–lb) in
order shown.
B. Tighten each bolt to 40 – 50 Nm (29 – 36 ft–lb) in
order shown.
C. Fully tighten (cold) to 60 – 70 Nm (43 – 51 ft–lb) in
order shown.
Liquid Cooled Gas Engine
Indentification mark
Page 3 – 90
Figure 180
Intake side
4 2
6 8
7
1 3
Exhaust side
Figure 181
Workman 3000/4000 Series
5