80 82350 Intake Stainless Conversion Valve & Spring Kit Yamaha YZF250 2019 Intake

Features: Stainless steel conversion kit includes only what's needed to convert your head to the long-life stainless steel Black Diamond intake valves. Extends the life of the valvetrain and intake components by as much as 4x over the OEM titanium parts. Includes forged one-piece stainless steel intake valves, wound chrome-silicon heat-treated wire valve springs, ultra-light titanium retainers and hardened steel bases. Components are created using Finite Element Analysis (F.E.A.) software, as well as proprietary camshaft analysis and spring design software. Specifically designed and engineered for each application. Made in the USA. The Intake springs for this kit include a progressively wound outer spring, which should be installed with the tightly wound end seated on the H.T.(Heat Treated) Steel Basewashers. Kit Includes: • 2x Intake Valves • 2x Basewashers • 2x Valve Springs • 2x Titanium Retainers.