Valve Stem Oil Seal Installation Procedure - Revised
FILE IN SECTION: 6 - EngineBULLETIN NO.: 57-61-19
DATE: June, 1995
SUBJECT:
Section 6A8 - Revised Valve Stem Oil Seal Installation Procedure
Models:
1995 Buick Park Avenue, Riviera
1995 Chevrolet Camaro
1995 Oldsmobile Eighty Eight, Ninety Eight
1995 Pontiac Bonneville, Firebird
with 3800 Engine (VIN K - RPO L36)
Valve Stem Oil Seal (On-Vehicle Service)
(Figure 1)
Procedure
Remove or Disconnect
Tools Required:
J 38606 Valve Spring Compressor
J 22794 Spark Plug Port Adapter
J 41512 Valve Guide Oil Seal Installation Tool
1. Rocker arm assembly. Refer to Section 6A8 in the applicable Service Manual.
2. Rotate engine so that piston in cylinder being serviced is at TDC before removing valve keys. This will eliminate the possibility of the valve accidentally falling inside the cylinder.
3. Install J 22794 to spark plug port and apply compressed air to hold the valve closed.
4. Compress valve spring using J 38606.
5. Valve keys.
6. Valve cap and spring.
7. Valve stem oil seal by prying up on bottom of seal using a suitable tool.
Install or Connect
1. Place oil seal over valve stem just so seal begins to contact the valve guide.
Notice:
Use hand pressure only when installing valve stem seal using J 41512. Using too much force may cause damage to the oil seal and possibly lead to excessive oil consumption.
2. Push the valve stem seal over the valve guide using J 41512.
3. Valve spring and cap using J 38606.
4. Valve keys.
5. Remove compressed air and J 22794.
6. Rocker arm assembly. Refer to Section 6A8 in the applicable Service Manual.
Valve Stem Oil Seal (Unit Repair) (Figure 1)
Remove or Disconnect
Tools Required:
J 38606 Valve Spring Compressor
J 41512 Valve Guide Oil Seal Installation Tool
1. Cylinder head. Refer to Section 6A8B in the applicable Service Manual.
2. Compress valve spring using J 38606.
3. Valve keys.
4. Valve cap and spring.
5. Valve stem oil seal by prying up on bottom of seal using a suitable tool.
Install or Connect
1. Place oil seal over valve stem just so seal begins to contact the valve guide.
Notice:
Use hand pressure only when installing valve stem seal using J 41512. Using too much force may cause damage to the oil seal and possibly lead to excessive oil consumption.
2. Push the valve stem seal over the valve guide using J 41512.
3. Valve spring and cap using J 38606.
4. Valve keys.
5. Cylinder head. Refer to Section 6A8B in the applicable Service Manual.