Subaru FA20F WRX 2015+ Dual Spring | Titanium Retainers

SUBARU FA20F. The KVS87-DT dual spring and titanium retainer kit is to suit turbocharged 2015+ Subaru FA20 engines. 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.