KIT-GASKET 7X2521 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 238-9586 Camshaft Drive Group 1
B 1P-0820 Hydraulic Puller 1
8B-7548 Push-Puller Tool Group 1
8B-7559 Adapter 2
5H-1504 Hard Washer 3
9U-6600 Hand Hydraulic Pump 1
C 125-0200 Camshaft Pilot As 2
D 125-0201 Camshaft Guide As 1
E 8T-3169 Crank Assembly 1 Start By:
Remove the valve cover base. Refer to Disassembly and Assembly, "Valve Cover Base - Remove and Install".
Remove the speed/timing sensor. Refer to the Service Manual, "Electronic Troubleshooting" module.
Remove the electronic control module. Refer to Disassembly and Assembly, "Electronic Control Module (ECM) and Personality Module (PM) - Remove and Install".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g01007161
Remove tube assemblies (1).
Remove bolts (3) and covers (2) from both sides of the engine.
Illustration 2 g00914348
Remove covers (4) from both sides of the front housing.
Illustration 3 g01053356
Pull valve lifters (5) away from the camshaft. Hold valve lifters (5) in position with O-ring seals.
Illustration 4 g01053366
Remove covers (6) for the camshaft drive gears from the flywheel housing.
Illustration 5 g01053357
Remove the bolt and plate (7) that fastens camshaft drive gear (8) to the camshaft.
Illustration 6 g00914453
Place the three washers from Tooling (B) behind plate (7) and install the bolt.
Do not apply more than 51675 kPa (7500 psi) pressure to the hydraulic puller. The adapters are rated at 6 1/2 tons each and the hydraulic puller is rated at 17 tons at 68900 kPa (10000 psi). If too much pressure is applied, the gear may be damaged.
Install Tooling (B) on camshaft drive gear (8). Apply 51675 kPa (7500 psi) to Tooling (B). Strike the screw on Tooling (B) with a hammer until camshaft drive gear (8) is free from the camshaft. Remove Tooling (B) and camshaft drive gear (8).
Illustration 7 g00613686
Remove bolts (9) and thrust washers (10) that fasten the camshaft to the engine block.
Perform Steps 5 through 9 for the camshaft on the other side of the engine.
Illustration 8 g00914454
Remove timing ring (11) from the camshaft.
Illustration 9 g00914462
Install Tooling (C) on each end of the camshaft. Note: Tooling (D) can be installed on the flywheel housing in order to remove the camshaft from the rear. Tooling (D) can also be installed on the front housing in order to remove the camshaft from the front of the engine.
Install Tooling (D) on the flywheel housing.
Install Tooling (E) on the end of Tooling (C). Note: The following Step is for 3508B Engines.Note: The weight of the camshaft for 3508 Engines is approximately 46 kg (101 lb). The camshaft is one piece.
Rotate the camshaft with Tooling (E). Pull the camshaft out of the engine until