S&S Cycle Cylinder Stud Kit for 2017-2023 Harley-Davidson Milwaukee-Eight Engines
A cylinder stud works against serious forces every time an engine fires, making material quality and process discipline the difference between long-term reliability and premature failure. S&S high-strength cylinder studs are built to anchor heads through the thermal cycling, vibration, and cylinder pressure that define sustained high-performance Milwaukee-Eight operation.
Key Features
- 8-pack kit for complete engine replacement in a single service
- Rounded thread roots improve fatigue strength over standard flat-root threads
- Oil quenched and tempered for consistent hardness and tensile strength
- Posi-Drive installation socket included for precise torque application
- Engineered for high-performance and high-compression Milwaukee-Eight builds
Technical Specifications
- Quantity: 8 studs
- Material: 4140 Chrome Moly
- Hardness: 39-44 HRC
- Tensile Strength: 180,000 psi
- Includes: Posi-Drive installation socket
- Part Number: 310-1204
Fitment Notes
- Fits 2017-2023 Harley-Davidson Milwaukee-Eight engines
- Includes Posi-Drive installation socket for correct torque application
- Review the Fitment tab for complete year and model breakdown
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