Star Racing High Performance 640SK Valve Springs for 2017-2022 Harley M8
- Ships Within 1 Business Day
Frequently bought together:
If you upgraded the cam in your M8 and need to beef up your valve springs, these are an excellent choice. Will fit with any cam and triple groove valve.
Fits: 2017-2022 Harley M8 Models with triple groove valve
- PSI Valve Springs up to 640 Lift
- JHE Titanium Retainers exclusive to this new spring design
- Trend Billet Steel Triple Groove Locks
- Lower Collar with Valve Seal
- This kit will fit any cam and any triple groove valve.