Suzuki DF 40 Service Manual page 166

6-23 POWER UNIT
7. Install camshaft housing pins as shown in figure.
8. Check position of camshaft housing.
• Embossed marks are provided on each camshaft housing
indicating position and direction of installation.
Install housings as indicated by these marks.
9. Apply engine oil to housing bolts.
10. Lightly seat all housing bolts at first.
Following numerical order in figure, tighten bolts to 1/3 of
specified torque, then 2/3 of specified torque and finally to
full specified torque.
Camshaft housing bolt : 10 N . m (1.0 kg-m, 7.2 lb.-ft.)
11. Install timing chain. (see page 6-18)
12. Adjust tappet clearance. (see page 2-8)
Pin
I : Intake side
E : Exhaust side
Position from flywheel
magneto side
Pointing to flywheel
magneto side
16
6
2
5
13
15
14
17
4
8
3
7
10
1
9
11
12