Skunk2 Honda/Acura (H22A/F20B) Valve Spring Base Kit turn14-oos 2015 GMC Sierra 3500 HD

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Skunk2 Honda/Acura (H22A/F20B) Valve Spring Base Kit turn14-oos 2015 GMC Sierra 3500 HDManufacturer Part # : 312 05 0015 Market Description Skunk2's high quality Spring Bases for Honda's H series VTEC engines are designed to allow any H series VTEC cylinder head to accept Skunk2's higher performance, Pro Series Valve Springs and Titanium Retainers originally designed for B series engines. Each Spring Base is manufactured using the latest 3D CAD (Computer Aided Design) and FEA (Finite Element Analysis) to make sure the design is