.540" Lift Beehive Valve Spring Kit for GM Vortec Hydraulic Rollers

Kit includes Beehive Valve Springs, chromemoly Steel retainers, valve Seals and valve locks. Applications include: GM L31 engines 1996-1999 Chevrolet/GMC Full Size Trucks, 5.7L 1996-1999 Chevrolet Suburban/GMC Suburban, 5.7L 1996-2000 Chevrolet Tahoe/CGM Yukon, 5.7L 1999-2000 Cadillac Escalade, 5.7L 1996-2002 Chevrolet Express/GMC Savana, 5.7L "Complete .540"" max lift, drop-in valve spring kit for GM Vortec Cylinder Heads for use with hydraulic Roller Camshafts. 162 LBS Seat Load @ 1.700 363 LBS Open Load @ 1.160 372 LBS/IN Rate 1.100 MAX Coil Bind .540"" max lift"