The intake valve is the "airflow control gate" of the engine valve train, whose core function is to open and close the intake passage regularly according to engine working conditions, ensuring air enters the combustion chamber as needed, and tightly closes during compression and power strokes to seal the combustion chamber and maintain sufficient compression pressure. During engine operation, the intake valve needs to open and close frequently in a high-temperature environment. If the sealing surface is worn or carbon deposits accumulate, it will cause air leakage or insufficient intake, leading to incomplete combustion, manifested as difficult engine starting and unstable idle speed. Long-term operation will also accelerate wear of pistons and cylinder liners.
Volvo Penta Intake Valve 20739057 is designed for the intake needs and working conditions of D6/D7 engines, using high-temperature resistant alloy material. The valve head sealing surface is precision machined to ensure tight fit with the valve seat, reducing the risk of air leakage. Its stem surface is smooth, reducing friction resistance with the valve guide, adapting to the high-frequency opening and closing rhythm of the engine. Whether in continuous operation of marine power or intermittent operation of construction machinery, it can provide stable air supply for efficient combustion through precise airflow control, ensuring engine power output.
Ningbo Qiuning Trading Co., Ltd., as the supplier of this intake valve, provides two product options: original and auxiliary to meet different maintenance needs of users. Original products strictly follow Volvo Penta standards in material strength and dimensional accuracy, while auxiliary products offer more flexibility in cost. Users can choose suitable products according to equipment usage intensity and maintenance budget.
If you want to know the specific applicable models, installation points or wear judgment methods of this intake valve, please feel free to consult. Contact information: WeChat/WhatsApp: +8615888032469; E-mail: allen@perkins-rx.com.
Volvo engine model: TAD530GE，TAD531GE，TAD532GE，TAD731GE，TAD732GE，TAD733GE，TAD734GE，TAD1341GE，TAD1342GE，TAD1343GE，TAD1344GE，TAD1345GE，TAD1641GE，TAD1642GE，TWD1643GE，TWD1644GE，TWD1645GE Engine model for Volvo PENTA generator set (National III emission) TAD550GE，TAD551GE，TAD750GE，TAD751GE，TAD752GE，TAD753GE，TAD754GE，TAD1350GE，TAD1351GE，TAD1352GE，TAD1353GE，TAD1354GE，TAD1355GE，TAD1650GE，TAD1651GE，TWD1652GE，TWD1653GE Volvo PENTA Engineering Machinery Engine Model (National III Emission) TAD550VE，TAD551VE，TAD552VE，TAD660VE，TAD750VE，TAD760VE，TAD850VE，TAD851VE，TAD852VE，TAD853VE，TAD1150VE，TAD1151VE，TAD1152VE，TAD1350VE，TAD1351VE，TAD1352VE，TAD1353VE，TAD1650VE，TAD1651VE Volvo PENTA engine models for construction machinery and generator sets (National IV emissions) TAD570VE，TAD571VE，TAD572VE，TAD870VE，TAD871VE，TAD872VE，TAD873VE，TAD1170VE，TAD1171VE，TAD1172VE，TAD1371VE，TAD1372VE，TAD1373VE，TAD1374VE，TAD1375VE 3600 series
