KAKIMOTO RACING L-BIG VALVE EG.NL081Brand KAKIMOTO RACING Product Number EG. NL081 Compatible Car Product Description IN46, EX38 material 21 4N. stem lengths is IN4mm EX3mm long design in the normal ratio. As you cornered L type of tune, the seat ring largely submerged and there is a need to earn a set length of the valve. However, of this Kakimoto break valve it is not required that. And 118. 5mm stem length from the surface per seat in the IN side, because it is 4mm long and designed