1. Dip the slinger cap in fresh engine oil and install it on the valve guide. To install the oil seals, use a special metal mandrel.
2. Lubricate the valve stems with engine oil and insert them into place. Install the valves in the places where they were lapped.
3. Install the spring seat.
4. Install the valve spring and spring cup.
5. Using a special tool, compress the valve spring and install the crackers in the recesses of the valve stem and lubricate them. Remove the spring compressor tool. Repeat this operation for the rest of the valves.
6. Tap the end of the valve stem with a hammer through a wooden block so that all valve elements are clearly installed in their places.