Description
Dial in your clutch engagement point and peak RPM with precision that matches your exact racing demands. The EPI Primary Spring DRS13 gives you the fine-tuning control that separates competitive lap times from the rest of the field. Built from high tensile chrome silicon with strict manufacturing tolerances, this spring delivers consistent performance across heat cycles and high-load conditions.
- Material: High tensile chrome silicon
- Manufacturing tolerance: ±5%
- Application: Primary clutch spring
- Tuning capability: Adjustable engagement point
- RPM range: Customizable top-end control
- Installation: Bolt-on replacement
- MPN: DRS13






