In terms of application scenarios, the 490-7200 exhaust valve and valve seat ring are suitable for various Caterpillar diesel engine equipment that requires major repairs. When the engine of a heavy-duty mining truck undergoes major repairs due to prolonged high load operation, resulting in decreased power and increased fuel consumption, replacing this set of components can effectively improve the engine's exhaust efficiency and restore power performance; After long-term use, the engine of excavators, loaders and other equipment on construction sites can improve the combustion efficiency of the engine, reduce the failure rate, and ensure the continuous and efficient operation of the equipment; For the engine overhaul of generator sets, they are equally indispensable to ensure stable power output and meet the electricity needs of production and daily life.
In terms of maintenance and upkeep, the design of the 490-7200 exhaust valve and valve seat ring balances durability and convenience. In daily use, operators can regularly check the sealing and wear of valves and seat rings through professional testing equipment; When the equipment is undergoing major repairs, it can be replaced according to standard procedures.
Caterpillar Caterpillar Excavator Series: 312 D、313D、315D、318D、320C、320CL、320D、320DL、323D、323DL、324D、 326D、325C、325D、329D、329DL、330D、330C、330CL、330DL、336D、336DL、345C、345CL、345D、345DL、349D、349DL、365C、365CL、374D、374DL、385C、385CL、390D、390DL、305.5、306、307、307C、307D、308、308C、308D、305.5E、306E、307E、308E、305.5E2、306E2、307E2、308E2、313D2、318D2、320D2、323D2、 326D2、329D2、330D2、336D2、349D2、374F、390F。
Caterpillar Engine Series: 4 M40、C4.2、C6.4、C6.6、C7、C-9、C9、C13、C15、C18、C10、C11、C12、C16、C-16、C-15、C27、C32、C175； 3066, 3056, 3054, 3116, 3126, 3204, 3304, 3306, 3406, 3408, 3412, 3456, 3504, 3508, 3512, 3516, 3606, 3608, 3612, 3616.
Ningbo Qiuning Trading Co., Ltd. Service Supply and sale Center
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