GSC Power-Division Conical Valve Spring kit for the Nissan VR30DDTT (5083) 15575 4x Two-position Poly Exhaust Hangers

4x Two-position Poly Exhaust Hangers

improving power output and maintaining a cooler running motor for efficient performance

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GSC Power-Division Conical Valve Spring kit for the Nissan VR30DDTT (5083) 15575 4x Two-position Poly Exhaust HangersThe GSC Power Division Conical Valve Spring Kit with Ti Retainer for the Nissan VR30DDT includes 24 titanium retainers, 24 conical valve springs, and 24 valve spring seats. True conical valve springs are not a new concept and are industry proven to provide several key advantages over traditional spring designs. A major advantage of conical springs vs. traditional cylindrical or beehive springs is the damping and removal of valvetrain harmonics. Of the