Endurance Plus Dual Valve Springs with Damper (16) 1.560" OD ISK9365-PLUS Product:235LBS @1.950" Seat Pressure, 560LBS @ 1.270" Open Pressure, 1.170" C For a clean cut

For a clean cut

Cables are sold separately

subtle look that blends nicely into the engine bay

Features Use for high powered Nitrous solenoids or other high power devices such as fuel pumps

7 RatioSuit AFR GM LS3 260cc Heads

Endurance Plus Dual Valve Springs with Damper (16) 1.560" OD ISK9365-PLUS Product:235LBS @1.950" Seat Pressure, 560LBS @ 1.270" Open Pressure, 1.170" C For a clean cutEndurance Plus Dual Valve Springs with Damper (16) 1. 560" OD235LBS @1. 950" Seat Pressure, 560LBS @ 1. 270" Open Pressure, 1. 170" Coil Bind ISK9365 PLUS K9365 PLUS The Endurance Plus series of valve springs utilises a specially processed Tool Room Material for increased endurance and reliability beyond the "SP" series plus special processing for increased durability. Endurance Plus springs are designed for late models, modifieds, etc and are