This Ferrea dual valve spring kit is made for the Nissan Skyline RB26 engine and supplies matched dual springs intended to replace OEM valve springs. Ferrea's kit supports high-demand valvetrain applications by offering a direct-fit solution tailored to the RB26 platform. It is presented as a valve spring assembly option for builders and enthusiasts working on Skyline RB26 engines.
Ferrea Nissan Skyline RB26 Dual Valve Springs Kit