Kelford Valve Spring Set Subaru FA20F WRX

Subaru WRX 2015 dual spring and titanium retainer kit is to suit turbocharged FA20 engine,
88lb seat pressure at 32.85mm installed height using the OEM spring base. 228lb at 11.0mm valve lift. 262lb at 12.0mm valve lift. Coil bind (solid spring height) 18.55mm.