After years of offering one of the best springs in the market, Livernois has released improved, and more affordable, dual valve spring kits for Gen 3/4/5 LS and LT GM engines. Using the latest manufacturing technologies, practices, and materials, these USA-made springs provide the best lift capabilities and pressures in the industry. They allow for more aggressive cam profiles and are rated up to .700 lift while still being .100 from coil bind. Two retainer options are available: steel retainers with OEM-quality locks for the best value or titanium retainers with high-strength steel locks for the maximum durability and valvetrain stability. Spring Technical Specifications Install Height: 1.800 inches Max Valve Spring Lift: 0.725 inches Spring Pressure (closed): 165 pounds Spring Pressure (open): 485 pounds (.700 lift) Coil Bind: 1.00 inches Press Release Type: Product Company: Livernois Motorsports Booth #: 20270 Show Categories: Racing & Performance Tools & Equipment Trucks, SUV's & Off-Road Media Contact Name: Andy Ricketts Media Contact Email: aricketts@livernoismotorsports.com Media Contact Phone: 313-561-5500 Photo Gallery: 102821