Express 3/4 Ton Van V8-5.7L VIN R (1998)
1. Select the proper valve stem oil seal for the specific valve guide.
2. Lubricate the valve stem oil seal and guide with clean engine oil.
The exhaust and intake valve seals are not interchangeable.
IMPORTANT: The exhaust valve oil seal has the letters EX (1) molded into the top of the seal. The seal material is brown in color (2) with a
white stripe (3) painted on the outside diameter of the seal.
3. Assemble the valve stem oil seal onto the valve guide using the J 42073 and a hammer. Install the oil seal onto the valve guide until the installation
tool bottoms against the valve spring seat.
4. Install the valve spring (4).
5. Use the J 5892-D in order to compress the valve spring.
6. Use the J 38606 if clearance does not permit use of J 5892-D.
