YZ250F EXH VALVE STD

Stems are coated with black nitroneg Lightweight, strong, one piece forging with profiles that provide excellent flow characteristics Valve is infused by a special German process to a depth of .002, with a surface build up of .0002 which improves wear properties, reduces friction, and provides resistance to corrosion and wear that is superior to chrome and nickel electrolysis plating Made in the USA Each valve is designed using Finite Element Analysis (F.E.A) software, and profiles are tested on a computerized flow bench