Description
The EPI Primary Spring PS-14 delivers precise control over clutch engagement timing and peak RPM performance, allowing you to dial in your power delivery exactly how your driving style and track conditions demand. By fine-tuning these critical variables, you gain the ability to optimize traction off the line and maximize top-end performance without compromising reliability. Built from premium materials with strict 5% tolerance manufacturing, this spring maintains consistent performance lap after lap.
- Fine-tune engagement point
- Adjustable peak RPM
- Premium material construction
- 5% tolerance consistency
- Bolt-on installation
- MPN: PS-14









