TOMEI BERY-RING SET For SKYLINE GT-R RB26 162001601Brand TOMEI Product Number 162001601 Compatible Car SKYLINE GT R Compatible Engine RB26 Product Description The function of which valve sheet is asked, is maintaining air tightness with a valve, and generally wear resistance is required. However, with the engine used by high rotation and high load, the cooling performance of a valve sheet becomes very important further, and it is greatly concerned with an engine output. When engine is high rotation