Pac Racing 1219 Valve Springs. 625 Lift Suitable for LS1, LS2, LS3 & L98 V8 Holden Commodore & HSV VT-VF Models. PAC racing valve springs employ cutting edge technology in material advancements and processing resulting in superior race track results and reliability. The 1200 series beehive valve springs use a premium alloy that out performs automotive industry standards to ensure the springs maintain the load needed to withstand the rigors of street performance and mild racing applications. 625 valve lift (with 1.7 rocker ratio). This kit includes 16 valve springs, and can be used with the original locks and retainers. As such this valve spring set is built to withstand the rigors of drag and circuit racing applications, not to mention serious street performance. So will the PAC 1219 suit my needs? The answer would be a resounding yes if you have a camshaft grind up to. 625 lift at the valve. The stiffer PAC 1219 valve springs help prevent both valve float and valve bounce. Valve float is an adverse condition which can occur at high engine speeds when the valve does not properly follow the closure phase of the cam lobe. This reduces engine efficiency and performance, and represents a significant risk of severe engine damage due to valve spring damage or pistons contacting the valves. They also negate valve bounce which is a related condition where the valve does not stay seated due to the combined effects of the valve’s inertia and resonance of metallic valve springs that reduce the closing force, and allow the valve to re-open partially. Collateral damage is not covered by PAC Racing Springs, and as such cannot be covered by Tuff Car Parts. The item “Pac 1219 Valve Springs Ovate Beehive Series LS1 LS2 L98 LS3 V8 VT VX VY VZ VE V8″ is in sale since Friday, March 1, 2013. This item is in the category “Vehicle Parts & Accessories\Car & Truck Parts\Engines, Components\Valves & Parts”. The seller is “tuffcarparts” and is located in Melbourne, VIC. This item can be shipped to Australia, North, South, or Latin America, all countries in Europe, all countries in continental Asia, New Zealand.
- Manufacturer Part Number: 1219
- Brand: Pac Racing
- Type: Single Valve Spring