Supertech Dual Valve Spring and Titanium Retainer Kit for 2015-2020 BMW 218i (F22) B38 12v 1.5L Turbocharged Engines

Supertech Dual Valve Spring and Titanium Retainer Kit for 2015-2020 BMW 218i (F22) B38 12v 1.5L Turbocharged Engines

$399.99
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Supertech Dual Valve Spring and Titanium Retainer Kit for 2015-2020 BMW 218i (F22) B38 12v 1.5L Turbocharged EnginesSet of 12 Dual Valve Springs & 12 Titanium Retainers SPRK-MCB38Outer Spring: OD 26.50mm - ID 18.70mmInner Spring: OD 21.60mm - ID 13.80mmType: Dual SpringPress.Seat: 77lbs @ 40.10mmMax Lift: 12.20mmCoil Bind: 27.00mmRate: 10.30mmRetainer: RET-BMB48-TI & RET-BMB48-TESpring: SPR-FE20BEOur 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 better structural memory for all of our springs, giving your performance racing engine a serious competitive advantage. Supertech

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$380 $399.99 (+$19.99)