Montesa COTA 4RT 260 2023, Owner'S Manual

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Engine servicing
4-23 4-23
(1) CAM CHAIN GUIDE
Remove the gasket and dowel pins.
Remove the cam chain guide.
(1) GASKET
(2) DOWEL PINS
Remove the cylinder head mounting bolts.
Loosen the cylinder head mounting nuts in a crisscross
pattern in two or three steps.
Remove the nuts, washers and cylinder head.
(1) BOLTS
(2) NUTS/WASHERS
(3) CYLINDER HEAD
Cylinder Head Removal
Remove the following:
– Exhaust pipe
– Throttle body/insulator
– Cylinder head cover/camshaft
– Spark plug
Drain the coolant.
Loosen the hose band screw and disconnect the upper
radiator hose from the cylinder head.
Remove the upper engine hanger bolts.
(1) RADIATOR HOSE
(2) HANGER BOLTS
2
1
3
2 1
1
2
2
1
1