- Lubricate the threads, then insert the ball pin pusher in the cylinder head and tighten.
- Install the lower spring seat and seals on the valve guides. At 110 the motor M and the inlet and outlet valves are provided with spring-loaded seals, while in the engine exhaust valves 123 M have tight seals.
- Lubricate the valve stem seals and press them on their guides.
- Coat the valve stems and insert the valve into the corresponding sleeve.
- Alternately, place the valve spring (s) and its plate on the valve, compress the spring (s), insert the special tool and cutting crackers. Remove tool. Tap the end of the valve stem a wooden mallet, to seat crackers.
- Install the cover plate on top of the valve.
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