Check the listing for details. SuperTech Conical Spring Kit For Ford Ecoboost 6cyl 3.5 - SPRK-FE20BE. Condition: New. Listed at 314.19 USD. SuperTech Conical Spring Kit For Ford Ecoboost 6cyl 3.5 - SPRK-FE20BE These images are representative, actual product images may differ.DescriptionBRAND NEW IN BOXFITMENT For Ford - Ecoboost 6cyl 3.5For Ford - Ecoboost DI 2.0For Ford - Ecoboost DI 2.3 Description All Supertech valve springs are made with premium Superclean Chrome Silicon Vanadium Steel alloy for higher durability at high rpms. Our valve springs are computer designed to ensure that wire stress levels do not overpass the limits of stress. This combined with our high quality steel alloy enables supertech valve springs to be more durable in extreme conditions, giving your engine a serious competitive advantage in durablity. Specs OutSpr.OD: 24.00mmInnSpr.OD: 21.00mmInnSpr.ID: 14.20mmSeat Pressure: 72 @ 37.2Open Pressure: 150 @ 10Max Lift: 12.00mmCoil Bind: 23.00mmRate: 7.7Retainer: OEM RETAINEROutSpr.ID: 17.20mmSeat Locator: OEM SEAT Ask us about saving money with our PACKAGE DEALSCP Cometic ACL Ferrea and ARP KitsCustom Made Package DealsAEM Package DealsPackage DealsAsk us about combining purchases for package deal auctionsPistonsRodsBearingsHead and Main Studsand more...ShippingWe ship via UPS/USPS/FEDEX/ONTRAC ground depending on the address of buyer unless instructed to do differently.We also offer expedited shipping at an extra cost.International shipping rate applies to addresses in all other locationsCustom/duty/brokerage fees, if any, on Canada and international orders are the responsibility of the buyer.Item ships within one business day after the payment has cleared or same day if paid by 12pm PST unless additional handling stated. Item purchased is shipped from West or East Coast Warehouses of ours depending on availability.There's a shipping surcharge for shipments going to USPS PO Boxes, AF/APO boxes and any address that is out of 48 lower states. Please contact prior to get a shipping quote.We strive to ship your order in a prompt manner to meet the criteria for shipping time that we specify in the Item information.Ebay Promotional Shipping is good for shipments going to 48 lower states only.We offer a variety of shipping options based on what product you are purchasing and your desired time frame for delivery to meet the needs of all of our customers.Shipping charges are non-refundable.We will gladly combine shipping charges to one charged based on the total weight of the package. KORPayment & ReturnWe require that all payments be paid through PayPal. Your address must be confirmed. Buyers who pay with unconfirmed addresses will not be accepted. Per our return policy this item can be returned in 30 days, buyer is responsible for the return shipping, 20% restocking fee may apply.International Buyers, please contact us before bidding to discuss the shipping cost.We always look to satisfy our customers in whatever needs they may have. If you have any issue with your transaction, before filing any dispute, please contact us to resolve and we will do our best to resolve the issue through eBay as soon as possible. Please contact us if you have any question.If you have any issue with your transaction, before filing any dispute, please contact us to resolve and we will do our best to resolve the issue through eBay as soon as possible. Please contact us if you have any question.