266-8718 Caterpillar G3508 Valve Seat | Engine Valve Train Parts

CAT 266-8718 Caterpillar G3508 Valve Seat

OEM-quality valve seat insert for Caterpillar G3508 gas engines. Provides a precision-hardened seating surface for the intake or exhaust valve face, ensuring a gas-tight seal of the combustion chamber. Manufactured from high-temperature alloy to OEM specifications for correct outer diameter, height, seat angle, and hardness, ensuring long-term wear resistance under the extreme thermal and mechanical loads of heavy-duty gas engine operation. Essential for cylinder head rebuild and valve train overhaul. Ideal for global parts retailers, repair service providers, and heavy-duty gas engine workshops.

Part Specifications

• Part Number: 266-8718
• Brand: Caterpillar (CAT)
• Component: Valve Seat (Valve Seat Insert)
• Condition: New / OEM Replacement
• Country of Origin: China
• HS Code: 8409.99
• Application: Industrial / Power Generation / Gas Engine

Compatible Engine Models

• Caterpillar G3508
• Please confirm compatibility with your engine serial number before ordering.

Cross Reference Numbers

266-8718 | 2668718 | CAT2668718

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