GSC Power-Division +1mm Intake Valve 2013 Subaru-Scion BRZ-FRS FA20 Adapter Kits Female HV tower for superior

Female HV tower for superior strength and reliability

all OEM patterns

A tune is not required for the listed applications at any power level

So beehive valve springs

GSC Power-Division +1mm Intake Valve 2013 Subaru-Scion BRZ-FRS FA20 Adapter Kits Female HV tower for superiorStem Diameter (mm) 5. 5mm Overall Length (mm) 103. 25mm Head Diameter (mm) 36. 00mm When creating our new valve line we set out to create the best performance, longest lasting valves available to the aftermarket. Using advanced 3D design and simulation software, we have created a stronger and higher flowing valve head design. We flow test prototype valve heads in the specific applications to make sure we have the highest flowing valve head available