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1241223H2 Insert Valve Fits Komatsu Models
1241223H2 Insert Valve Fits Komatsu Models
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£21.00 GBP
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One New Aftermarket Replacement Valve Insert for Komatsu Equipment with Cummins Engine
This valve insert fits Komatsu construction equipment powered by the Cummins C-Series diesel engine. Installed in the cylinder head, the valve insert provides a hardened seating surface that resists wear from repeated valve contact, maintaining a proper combustion seal and protecting the head against long-term damage. It is a direct replacement for OEM part number 1241223H2.
Compatible Engine Applications
Cummins C-Series Diesel Engines: 4B, B3.9, 6C, 6CT, 6CTA, 6CTAA, 8.3C, ISC, QSC
These engines are commonly found in Komatsu excavators, wheel loaders, and other construction equipment. Verify your machine's engine model and serial number before ordering.
Replaces Part Number(s):
1241223H2, 3908830
New aftermarket replacement part - not remanufactured, not used.



