Cylinder Head and Valve Train Components Removal

Tools Required: 

DW110-150 Camshaft Sprocket Holder 

DW110-160 Rocker Arm Shaft Installer/Remover 

09916-14510 Valve Spring Compressor 

09916-48210 Valve Spring Compressor Attachment 

1. Remove the cylinder head. Refer to Cylinder Head Removal .
2. Remove the intake cam sprocket and the exhaust cam sprocket.
   Fig 1: Identifying Intake Cam Sprocket And Exhaust Cam Sprocket

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3. Remove the camshaft cap bolts gradually and in the sequence shown for each camshaft cap.
   NOTE: Make sure the engraved position numbers on the camshaft caps are not mixed up. Camshaft caps should follow the numeric order when installing, intake camshaft caps 1-3-5-7-9-11-13 and exhaust camshaft caps 2-4-6-8-10-12-14.
4. Remove the intake camshaft and the exhaust camshaft.
   Fig 2: Identifying Tightening Sequence For Camshaft Cap Bolts

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5. Remove the rocker arm shaft plugs at both ends of the cylinder block.
   Fig 3: Removing/Installing Rocker Arm Shaft Plugs

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6. Remove the front and rear rocker arm shafts using rocker arm shaft installer/remover DW110-160.
   CAUTION: To prevent the oil from leaking through the pressure chamber, do not flip the cylinder head over when removing or installing the rocker arm.
7. Remove the rocker arms.
   Fig 4: Removing Rocker Arm Shafts Using Rocker Arm Shaft Installer/Remover (DW110-160)

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8. Remove the valve spring retainer, valve spring, valve key, and valve stem using the valve spring compressor 09916-14510/valve spring compressor attachment 09916-48210.
   Fig 5: Using Valve Spring Compressor (09916-14510) And Valve Spring Compressor Attachment (09916-48210)

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9. Remove the intake and exhaust valves.
   Fig 6: Identifying Intake And Exhaust Valves

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