This is an exhaust valve seat insert, a vital component in the engine's cylinder head that provides a durable seating surface for the exhaust valve. Manufactured from high-temperature resistant alloy steel, it offers superior wear resistance and sealing compared to a worn or pitted seat. Operators may experience a loss of engine power, rough idling, or increased exhaust smoke if the valve seat is damaged or leaking.
Always verify with serial number before ordering.
Parts Trading Company · Mumbai, Est. 1956 · Same-day dispatch · Ships worldwide · GST invoice included
From the same category — may also be needed
Full shipping information on regional pages · Air freight 2–12 days · GST invoice for India
Flush hydraulic lines before fitting new components. Use only manufacturer-specified hydraulic fluid. Check O-rings and backup rings for correct orientation. Bleed air from system after installation.
Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.
Early signs of a failing exhaust valve seat include a loss of engine compression and a rough idle. If ignored, the valve may not seal properly, leading to reduced engine power and increased exhaust emissions. Continued operation can cause valve and piston damage due to blow-by and poor combustion.
Ensure the cylinder head bore for the valve seat is perfectly clean and free of any debris or damage before attempting installation. Avoid excessive force during installation, which can crack the cylinder head or damage the new seat.
When replacing valve seat inserts, it is highly recommended to inspect and service the corresponding valve guides and the valves themselves.