Vauxhall 1.3 1.4 1.6 Astra Corsa Post 89 Kent Cams Single Valve Spring Kit VSK70. Type = Single Valve Spring Kit. Installed Height mm = 32. Installed Pressure N = 278. Installed Pressure lbs = 85 Minimum Height mm = 21. Maximum Pressure N = 836 Maximum Pressure lbs = 188. Coil Bind mm = 20 OD mm = 28.8. ID mm = 21.3. Notes = Set of 8 / Single with Special Retainer. Please Check Springs Spec is correct for your application. Any Items that are out of stock or have EXTENDED Lead Times, May Take Slightly Longer than Normal. Consistent Quality and Customer Service. Be confident you will get what you ordered; and if by chance a problem occurs we fix the issue very fast with no quibbles! Know it will be easy to return. We use high quality bubble lined jiffy bags for all small order to ensure a damage free transit & High Quality Double Walled Boxes for the heavier & larger items. All UK Orders are Sent Via 1st class service or 24 hour courier, All orders are fully insured. Posted within 24 hours unless advert dispatch time or description states otherwise. Orders before 3pm are usually sent same day. International Orders are sent Via DHL EXPRESS. All tracking will be added to the order details as soon as it is obtained. Tracking numbers automatically attach to every order once dispatched. Problems should they occur. If you think there is anything we can do to improve our services or product we would love to hear from you- Seriously we can only improve if we have input from our customers. We are always happy to help. SHOP BHP is a Trading Name of Brands Hatch Performance LTD.