KYMCO X-Town 300 ABS Service Manual page 82

6. CYLINDER HEAD/VALVES
Turn the A.C. generator flywheel so that the
"T" mark on the flywheel aligns with the
index mark on the right crankcase cover.
Keep the round hole on the camshaft gear
facing up and align the punch marks on the
camshaft gear with the cylinder head surface
(Position the intake and exhaust cam lobes
down.) and install the cam chain over the
camshaft gear.
Install the dowel pins.
Install the camshaft holder, washers and nuts
on the cylinder head.
Tighten the four cylinder head cap nuts and
two cylinder bolts to the specified torque.
Torque:
Cylinder head cap nut:
25 N•m (2.5 kgf•m, 18 lbf•ft)
Apply engine oil to threads
Cylinder bolt: 10 N•m (1 kgf•m, 7 lbf•ft)
＊
 Install the camshaft holder with the
"EX" mark face exhaust valve side.
 Apply engine oil to the threads of the
cylinder head cap nuts.
 Diagonally tighten the cylinder head
cap nuts in 2～3 times.
 First tighten the cylinder head cap nuts
and then tighten the cylinder bolts to
avoid cracks.
6-13
Punch Marks
Round Hole
Dowel Pins
Camshaft Holder/Dowel Pins
Washer
Bolts
X-Town300 ABS
Cam Chain
"EX" Mark
Nut