Premium Dongfeng 4BT/4BT3.9 Cylinder Head Gasket – Heavy-Duty Reliability
High-grade composite material ensures superior heat resistance (up to 500°F) and pressure sealing, preventing leaks in extreme conditions. Precision laser-cut steel core with multi-layer embossing for optimal compression fit, compatible with 3921393/3283333 part numbers. Engineered for Dongfeng heavy-duty trucks and industrial machinery, ideal for construction, mining, and long-haul transport. CNC-machined surfaces guarantee flawless contact with engine blocks, reducing wear and extending component lifespan. Direct-from-factory pricing with bulk discounts available. Globally shipped, 100% tested for OEM performance standards. Stock ready for wholesale orders.