ПРУЖИНА Caterpillar 1252928

The Fuel Injection Pump Plunger Spring is a part that applies controlled tension to the pump plunger, enabling it to return to its starting position after each stroke. This action ensures consistent fuel delivery timing and stable pressure within the injection system. The spring's uniform force supports smooth plunger movement, helping maintain efficient combustion and reliable engine performance over extended operation cycles.Attributes:• Ensures plunger returns to the correct starting position after each stroke.• Resists deformation over long-term use.• Stable performance across operating cycles.Applications: The Fuel Injection Pump Plunger Spring is located inside the fuel injection pump. It returns the plunger after each stroke, ensuring steady fuel delivery and maintaining combustion stability in the engine.