Overview of EPI Performance Blue Primary Spring for Ski-Doo TRA Clutches - SDPS-1
- Quick and easy tuning of engagement and top rpm with performance adjusting primary (drive) clutch springs
- .207 in. chrome silicon construction with 5 percent tolerance - the lowest in the industry (including OEM)
- Primary (drive) springs are shot-peened for durability
- 2.9 inch load - 240 lbs.
- 1.6 inch load - 390 lbs.
Specs for EPI Performance Blue Primary Spring for Ski-Doo TRA Clutches - SDPS-1
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