Other Cylinder Head Components

  • Valve Spring

    Valve Spring

    The valve spring is a key part of the valve train. The valve spring keeps the valves closed tightly against their seats until the cam opens the valve, which releases the pressure. READ MORE
  • Engine Valves

    Engine Valves

    Engine valves are located in the cylinder head.Engine valves are located in the cylinder head. The main function of the engine valves is to let air in and out of the cylinders. READ MORE
  • Spring Retainer

    Spring Retainer

    The Upper Spring Seat, called the Spring Retainer, is a steel washer that is shaped to fit the top of the spring. READ MORE
  • Injector Sleeve

    Injector Sleeve

    The diesel injector sleeve/ fuel injector sleeve, seals and protects the injector in the cylinder head, separating the fuel system from the cooling circuit. READ MORE
  • Valve lock/collet

    Valve lock/collet

    Valve lock/collet snaps into a groove in the end of the valve stem. It is designed to secure the valve spring , valve spring retaining washer and valve stem together. READ MORE
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