High performance stainless steel 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 �= 5.0mm 
 Height = 65.75mm 
 Valve �= 28.0mm 
 EX: 
 Stem �= 5.0mm 
 Height = 65.3mm 
 Valve �= 23.0mm
Not legal for use in California on pollution controlled vehicles. Check local laws before installing.