NCY Racing Valves; GY6

High performance racing valves from NCY. These are a must for any serious tuner. With stainless construction and level seats, these scream quality and performance right out of the box. IN:Stem ø= 5.0mm Height = 65.75mm Valve ø= 28.0mmEX:Stem ø= 5.0mm Height = 65.3mm Valve ø= 23.0mmNot legal for use in California on pollution controlled vehicles.Check local laws before installing.This product is not intended for use on public roads or land. CARB (CA Air Resource Bureau) Restricted, NOT FOR SALE IN CALIFORNIA)