Supertech Dual Valve Spring and Titanium Retainer Kit for Toyota FJ Cruiser 1GR-FE 24v V6 Engines

Dual Valve Spring and Titanium Retainer Kit for Toyota FJ Cruiser 1GR-FE 24v V6 EnginesSet of 24 Dual Valve Springs, 24 Titanium Retainers & SeatsSPRK-TS1012/T1GROuter Spring: OD 27.50mm - ID 20.00mmInner Spring: OD 20.00mm - ID 15.20mmType: Dual SpringPress.Seat: 61lbs @ 35.20mmMax Lift: 15.00mmCoil Bind: 20.00mmRate: 9.60mmRetainer: RET-K20A3/T1Spring: SPR-TS1012/T1GRSeat: SEAT-TS/1GRSPRK-TS1015/T1GROuter Spring: OD 27.50mm - ID 20.00mmInner Spring: OD 20.00mm - ID 15.20mmType: Dual SpringPress.Seat: 71lbs @ 35.20mmMax Lift: 14.30mmCoil Bind: 20.70mmRate: 12.70mmRetainer: RET-K20A3/T1Spring: SPR-TS1015/T1GRSeat: SEAT-TS/1GROur valve springs are computer designed to ensure that wire stress levels do not overpass the limits of stress defined in the diagrams of fatigue. We also utilize computer software that allows us to ensure that the harmonics are under control. All Supertech valve springs are made with premium super clean Chrome Silicon Vanadium Steel alloy for higher performanc