Kawasaki WORKHORSE 250 (2003) [84/322] Compression too high

Kawasaki WORKHORSE 250 (2003) [84/322] Compression too high
4-20 ENGINE TOP END
Cylinder Head
Compression Too High
Possible Problems
Solutions References
Remove carbon
Piston Cleaning and Cylinder Head Cleaning
Valve Stem Oil Seal Inspection,
Valve Stem Diameter, Valve Guide Inside Diameter,
Carbon build up on piston
head and cylinder head
Check possible oil leaks
to combustion chamber
and check piston oil ring for visible damage.
Cylinder Head Removal, Cylinder Head Installation,
Cylinder head or base
gasket too thin
Replace gaskets
Cylinder Removal, and Cylinder Installation
Wet Compression - No Change
Possible Problems
Solutions References
Valve Clearance Check, and Valve Clearance
Improper valve clearance Check clearance
Adjustment
Worn valve seats
Check seats Valve S eat Inspe ct ion, and Valve Se a t Repair
Burned valve
Check valves
Valve Visual Inspection, and Valve Head Thickness
Cylinder Head Removal, and Cylinder Head
Check head gasket
Installation
Cylinder head leak
Check head flatness Cylinder Head Warp
Wet Compression - Increas
e
Possible Problems
Solutions References
Toomuchpiston-to-
cylinder clearance
Check clearance Cylinder/Piston Wear, Piston/Cylinder Clearance
Piston Ring and Ring Groove Wear,
Worn piston rings, and
ring grooves
Check piston and rings
and Piston Ring End Gap (top and second only).
Cylinder Head Removal
Remove:
Front Fender (see Frame chapter)
Fuel Tank, Carburetor (see Fuel System chapter)
Exhaust Pipe and Muffler (see Exhaust Pipe and Muffler
Removal)
Camshaft Sprocket (see Camshaft Sprocket Removal)
Oil Pipes [A]
Pull the spark plug cap [B] off the spark plug.
Remove:
Engine Mounting Bolt [A]
Bolts [B] and Engine Bracket [C]

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