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Cylinder Head Removal - Kawasaki KX450F Service Manual

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Cylinder Head
Problem
The cylinder
Carbon accumulation on piston and in
compression is
cylinder head (combustion chamber) is
higher than the
suspected due to damaged valve stem
usable range
or piston oil rings.
Incorrect cylinder head gasket
thickness.
Damaged auto-decompressor spring or
decompressor do not move smoothly.
The cylinder
Exhaust gas leakage around cylinder
compression is
head.
lower than the
Incorrect seating surface of valve.
usable range
Valve clearance is too narrow.
Piston/cylinder clearance is too wide.
Piston seizure.
Bad condition of piston ring and/or
piston ring grooves.
Auto-decompressor do not move
smoothly.

Cylinder Head Removal

Remove:
Fuel Tank (see Fuel Tank Removal in the Fuel System
chapter)
Camshaft Chain Tensioner (see Camshaft Chain Ten-
sioner Removal)
Cylinder Head Cover (see Cylinder Head Cover Re-
moval)
Camshaft (see Camshaft Removal)
Carburetor (see Carburetor Removal in the Fuel System
chapter)
Exhaust Pipe [A] (see Muffler Removal)
Clamp Screw [B]
Water Hose [C]
Engine Bracket Bolts [D]
Engine Bracket [E]
Remove the 6 mm cylinder head bolts [A] and loosen the
cylinder bolt [B].
This prevents the 6 mm bolts from becoming damaged.
Diagnosis
ENGINE TOP END 5-21
Remedy (Action)
Remove the carbon deposits and replace
damaged parts if necessary.
Replace the gasket with a standard one.
Replace the spring or auto
-decompressor.
Replace the damaged gasket and
inspect cylinder head warp.
Repair seating surface if possible.
Adjust the valve clearance.
Replace the piston and/or cylinder
Inspect the cylinder and piston; repair or
replace them if necessary.
Replace the piston and/or the piston
rings.
Replace the auto-decompressor.

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   Also See for Kawasaki KX450F

This manual is also suitable for:

Kx450f 2006Kxf 450

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  • paulo sergio borges Apr 13, 2016 05:03:
    quantidade oleo suspencao kx 450 f