AJP Distributors .600" Max Lift Rated Drop-In Beehive Valve Springs Kit Set of 16 Compatible/Replacement For GM Gen III IV LS Engines 4.8L 5.3L 5.7L 6.0L 6.2L LS1 LS2 LS3 LS6 LSX LQ4 LQ9

100% brand new items, never used or installed..600" lift rated drop-in beehive valve spring kit (set of 16).Made by OEM approved manufacturers with materials that meets or exceeds strict OEM requirements.Manufactured from high quality steel spring wire for superior strength and durability.Uses all factory hardware, including seats, retainers, and locks and is 100% drop-in fitment.Perfect for OEM upgrades and street performance, whether it's for a mild performance camshaft swap or rebuilding an old engine.Ovate wire beehive spring design has increased loads, more rates, and greater frequencies than factory valve springs for more aggressive cams capable of handling higher lifts.SPECIFICATIONS:Valve Spring Style: BeehiveNumber of Springs Per Valve: SingleInside Diameter of Outer Spring (in): 0.885 in.Outside Diameter of Outer Spring (in): 1.290 in.Coil Bind Height (in): 1.140 in.Damper Spring Included: NoInstall Load: 130lbsInstall Height: 1.800"Open Height: 1.200"Open Load: 318 lbsSpring Rate (lbs/in): 313 lbs./in.No installation guides are included, we highly recommend seeking professional installation.Compatible/Replacement for:1999-2013 Chevrolet / General Motors 4.8L Gen III IV LS Engines1999-2014 Chevrolet / General Motors 5.3L Gen III IV LS Engines1997-2004 Chevrolet / General Motors 5.7L Gen III LS Engines1999-2018 Chevrolet / General Motors 6.0L Gen III IV LS Engines2007-2018 Chevrolet / General Motors 6.2L Gen IV LS Engines

• Warranty: Yes
• Condition: New
• Installation Guide: Not Included; Professional installation is highly recommended
• Manufacturer Part Number: ADAP-134-242-B5
• Compatible/Replacement For: 1997-2018 Chevrolet / General Motors Gen III IV LS Engines