TOP > Precautions for mounting a new engine valve
TOP > Precautions for mounting a new engine valve

Precautions for mounting a new engine valve

TEL

+81-6-6753-0881

FAX

+81-6-6753-0885

ACCESS

JAPAN ENGINE VALVE MFG. CO., LTD.

5-13-5, Nakagawa, Ikuno Ward, Osaka City, Osaka, 544-0005,
Japan

Engine is heart to move vehicle. It is very complicated and delicate.
Therefore, you must be careful when replacing engine valves.
Especially older vehicles may have deformed and aging components.
In order to install engine valves successfully, please pay attention to the following.

Point 01
When inserting an engine valve
When inserting an engine valve
Clean the cylinder head using a fresh clean rag. Then apply a little engine oil to the valve guide.
Point 02
Seating the engine valves
Lapping the engine valve
Use rough compound for the first lapping. When the seat surface touches with the engine valve, use fine compound for finish lapping.
Point 03
Stem

Stem
Apply a small volume of compound on 3 positions of the engine valve. At this moment, never apply the compound on the stem of the engine valve.
Point 04
Rotate in only one direction
Rotate in only one direction
Align the engine valve with the engine
Rotate the valve in only one direction.

Point 05
Check the seating of the valve again

Check the seating of the valve again.
After matching the engine valve, apply a small amount of engine oil with red lead. Then check the matching of the engine valve. Before installing the valve, clean its face and the valve seat using a clean shop rag.
Point 06
Do not insert valves with excessive force
Do not insert valves with excessive force
When inserting the engine valve into the valve guide, gently insert so that it will enter smoothly into the valve guide. Never force it.
please feel free to contact us! TEL:+81-6-6753-0881 FAX:+81-6-6753-0885
Inquiry by e-mail