Truck Diesel 4BTAA3.9 Engine Part Piston 3957416

Piston is meticulously engineered for high-performance engines. Crafted from high-strength aluminum alloy, it achieves the perfect balance between lightweight properties and robust durability. The optimized skirt profile and precision ring groove design, combined with specialized surface treatment, significantly reduce friction losses and ensure exceptional sealing. Ultimately, it delivers more responsive acceleration, improved fuel economy, and smoother power output for the engine.