HYOSUNG 2010 ST7 Service Manual page 103

The cam chain is installed to the all of three sprocket.
Be sure to lie the crankshaft until the two holder and cam chain tensioner adjuster are installed completely.
The camshaft housing should be installed in the same manner with the front engine.
CAUTION
Rotated Direction
1 Link
Exhaust
Rotated Direction
16 Link
Exhaust
NOTE
16 Link
16 Pins
Intake
1 Link
16 Pins
Intake
ENGINE 3-56
Front cylinder
Rear cylinder