Supertech Conical Valve Springs for Ford F150 & Ford Taurus SHO 3.5L EcoBoost Engines
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Supertech Conical Valve Springs for Ford F150 & Ford Taurus SHO 3.5L EcoBoost Engines

$507.99
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Conical Valve Springs for Ford F150 & Ford Taurus SHO 3.5L EcoBoost EnginesSet of 24 Conical Valve SpringsSPR-FE20BEOuter Spring: OD 24.00mm - ID 17.20mmInner Spring: OD 21mm - ID 14.20mmType: Dual SpringPress.Seat: 72lbs @ 37.2mmMax Lift: 12.00mmCoil Bind: 23.00mmRate: 7.70mmSPR-FE20BE-2Outer Spring: OD 24.00mm - ID 17.20mmInner Spring: OD 21mm - ID 14.20mmType: Dual SpringPress.Seat: 83lbs @ 37.2mmMax Lift: 12.00mmCoil Bind: 23.00mmRate: 7.25mmNote: These Conical Valve Springs require the use of OEM Retainers and OEM SeatsOur 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 performance & durability at high rpms. Using high quality steel alloy also provides the added benefit of bett

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$479.51 $507.99 (+$28.48)