kymco mo bw250 Instruction De Maintenance

Remove the valve spring cotters, retainers,

springs, spring seats and valve stem seals

using a valve spring compressor.

Remove carbon deposits from the exhaust

port and combustion chamber.

Valve Spring Compressor

Cylinder Head

•

Be sure to compress the valve

springs with a valve spring compressor.

•

Mark all disassembled parts to

ensure correct reassembly.

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Be careful not to damage the cylinder

head mating surface.

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Combustion Chamber