kymco mo kxr 50 Instruction De Maintenance
7. CYLINDER HEAD/VALVES
(Mongoose/KXR 90)
7-9
Mongoose/KXR 90/50
CYLINDER HEAD
REMOVE
Remove the camshaft. (Refer to the
Remove the camshaft. (Refer to the
“camshaft remove” section in the chapter 7)
Remove the carburetor. (Refer to the
“CARBURETOR REMOVE” section in the
chapter 5)
Remove the exhaust muffler. (Refer to the
“EXHAUST MUFFLER REMOVE”
section in the chapter 2)
Remove the two nuts and then remove the
carburetor intake manifold.
Remove the cooling fan cover. (!14-8)
Remove the engine cover bolts and screws.
Separate the engine cover joint claws.
CYLINDER HEAD DISASSEMBLY
Remove the valve spring cotters, retainers,
Remove the valve spring cotters, retainers,
springs, spring seats, oil seals and valves
using a valve spring compressor.
Valve Spring Compressor E040
Nuts
Intake Manifold
Valve Cotter
Retainer Springs Springs Seat
Oil Seal Valve
Spring Compressor
•
Be sure to compress the valve
springs with a valve spring compressor.
•
Mark all disassembled parts to
ensure correct reassembly.
°Ø
Special