COMP Cams Beehive Valve Spring Kit - 313 lb/in Spring Rate - 1.085 in Coil Bind - 1.055 in OD - Viton Seal - Steel Seat - GM LS-Series NPT to NPT Quick Disconnect Fittings Duration 236 / 252

Duration 236 / 252

5 mm Input Jack

Club 1959-1958

580 Horsepower

Vehicle Applications: 1964-1967 Buick Special CID 294 4

COMP Cams Beehive Valve Spring Kit - 313 lb/in Spring Rate - 1.085 in Coil Bind - 1.055 in OD - Viton Seal - Steel Seat - GM LS-Series NPT to NPT Quick Disconnect Fittings Duration 236 / 252This Beehive Valve Spring Kit for LS engines is designed for Hydraulic Roller cams and includes carefully matched Beehive Springs, steel retainers, locks, seals and spring seats. With a . 600" maximum lift, these Beehive Valve Springs deliver increased valve train stability and a much lighter valve train. This is achieved with less spring pressure for better valve control and reduced weight of both the spring and retainer. The unique Beehive shape