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The billet material that reinforces the combustion area has been further optimized with our V4 closed deck block in the known problem areas making it a far superior product to any sleeved block
PTE's new 40mm
In order to "juice" it up
the graph below shows a pair of 1500cc injectors matched using the Injector Dynamics Slope Intercept method
60mm 113°
GSC Power-Division +1mm Exhaust Valve 2014+ Subaru-Scion BRZ-FRS FA20 CAN Keypads The billet material that reinforcesStem Diameter (mm) 5. 5mm Overall Length (mm) 97. 60mm Head Diameter (mm) 30. 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 on