NAMURA High Perfromance Exhaust Valve (1pc)KXF450 09-14 •STAINLESS STEEL, FORGED ONE PIECE CONSTRUCTION•EXTREMELY LIGHT AND FAST FLOWING•CHROMED STEMS AND STELLITE TIPS•SPECIAL THICK MARGINS AND MODIFIED RADIUS•FULLY SWIRL POLISHED BLACK NITRIDE COATING ALLOWS A HIGHER RESISTANCE•TO WEAR ALONG WITH REDUCING FRICTION FOR QUICKER AND HIGHER REVS
