PAC-1219 (16pcs) Valve Spring, Beehive Springs Kit Compatible with GM LS Engine 4.8 5.3 5.7 6.0 6.2 (0.625" Lift Rated) Item Description ?Fitment?The beehive valve spring is suitable for most engines, compatible with 4.8L 5.3L 5.7L 6.0L 6.2L engines models LS1 LS2 LS3 LS4 LS6 LS7 LS9 LSA LSJ LSX LSY LQ4 LQ9 LM7 #Replace For PAC-1219 ?Features?Spring Rate: 340 lb/in, Install Height: 2.32 in, Diameter: 1.30 in, Lift Max: 0.625, Open Load: 348 lbs, suitable for all engines. ?Convenient To Use?High-quality engine valve spring kits are easy to install and remove, and are an ideal replacement for old or damaged ones. ?Material?High-quality engine valve spring kits are made of high-quality steel, high quality, to ensure that the spring has strong elasticity for a long time. ?Durable Design?with there lighter weight retainers allow for engine's to rev quicker and maintain a more stable valve motion than the traditional cylindrical springs of yesteryear. ? See more product details Payment We accept payment only through PAYPAL Shipping We ship products worldwide through standard express courier service, it will reach within 7 to 10 days to abroad buyers, we ship the product after recieved clear payment and give full information about shipment to the buyer Return We accept product return 25 days from delivery date but product should be in original condition.