Cylinder Works Cylinder Head Stud Bolt Kit Polaris The Cylinder Works Cylinder Head Stud Bolt Kit provides an efficient solution for repetitive engine assembly and disassembly. Unlike standard O.e.m. cylinder bolts, known for their torque-to-yield characteristic, this product ensures that the cylinder studs do not require replacement after each procedure. Features: High strength steel allows for a higher fastening load of cylinder head to cylinder to help prevent head gasket leakage Black oxide coating added for corrosion resistance and rust prevention Includes (6) stud bolts, (6) nuts, (6)washers and (2)side cylinder bolts