GSC Power-Division Beehive Valve Spring Kit for FA20 WRX-BRZ-FRS Intake Manifolds and Accessories This is the 20G turbo

This is the 20G turbo to have

The clear sound which got dry further by change to the diameter of the support pipe and the stainless steel quality of the material is pulled out and the good feeling could be obtained at the acceleration

Includes Plug Kit - 2 way Bosch Style plug

"new closed deck case halves in stock

Piston Material 2618

GSC Power-Division Beehive Valve Spring Kit for FA20 WRX-BRZ-FRS Intake Manifolds and Accessories This is the 20G turboMax RPM: 9,500 RPM Max boost: 35 psi Beehive Spring Coil Bind 0. 800 Install Height 1. 308 1. 315 Seat Pressure 89 87 lbs Open Pressure @ 11mm lift 231 lbs @ 0. 875" 229 lbs @ 0. 882" Maximum Valve Lift 0. 448 Includes: 16 Dual Springs 16 Spring Seat Locators 16 Titanium Retainers Beehive Spring Benefits: Rev faster Lighter components More durable design Less stress on valve train components Lower spring frequency for more precise valve control More