WSRD Terminator Valve Spring Kit | Can-Am X3 & Ski-Doo 900ACE

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Introducing the WSRD "Terminator" Valve Spring Kit for the BRP 900ACE Rotax Engine! This Valve Spring Kit is designed for higher boost and horsepower applications with proper seat pressure and moderate open pressure in mind, focusing on spring frequency at high engine speeds to reduce the stress applied to the timing chain. What's Included? (12) WSRD Terminator Valve Springs by Kelford Cams (12) WSRD Titanium Valve Spring Retainers by Kelford Cams (12) OEM BRP Valve Stem Seals (If Selected - Adds $70) Specs: Retains OEM Valve Seat/Valve Stem Seal 72lbs of Seat Pressure @ 1.377" - 35mm Installed Height 155lbs @ 0.393" - 10mm Lift Coil Bind @ .838" - 21.3mm Lift High Performance Pacaloy Valve Spring Titanium Retainer Show more