6. CYLINDER HEAD/VALVES QUANNON 125
Cylinder Head
CYLINDER HEAD DISASSEMBLY
Remove the valve spring cotters, retainers,
springs, spring seats and valve stem seals
using a valve spring compressor.
· Be sure to compress the valve springs
with a valve spring compressor.
· Mark all disassembled parts to ensure
correct reassembly.
Valve Spring Compressor
Combustion Chamber
Remove carbon deposits from the exhaust
port and combustion chamber.
Be careful not to damage the cylinder
head mating surface.
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