ENGINE VALVE : OPTIUNE - OVERSIZE
Brand: KIBBLEWHITE
Black Diamond™ valves feature one-piece stainless steel construction with stellite tips and special impregnation to improve wear properties and reduce frictionWhite Diamond® valves feature one-piece construction and hard chrome stemsMust use Kibblewhite® Lightweight Valve Spring Kits when installing Black Diamond Valves.Made in the U.S.A.
https://shopping.truda.io/product/engine-valve-optiune-oversize
Black Diamond™ valves feature one-piece stainless steel construction with stellite tips and special impregnation to improve wear properties and reduce