- MOQ100 Piece(s)
- ProductSeat Ring
- Supply TypeManufacturer, Exporter, Supplier
- Preferred Buyer Location All over the world
The valve seat in an internal combustion gasoline or diesel engine is the surface against which an intake or an exhaust valve rests during the portion of the engine operating cycle when that valve is closed. ... There are several ways in which a valve seat may be improperly positioned or machined.
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