VALVE EXHAUST YZF250 01-13, XU-09519E, 5NL-12121-10-00

PSYCHIC Exhaust Valve XU-09519E 

SIZE: 24.5x4.46x77.9mm

Features a forged one-piece construction, nitride coating, modified radius, swirl polish, chromed stems, and stellite tips. This provides reduced friction for quicker/higher revs and a longer valve life.

Replaces OEM# 5NL-12121-10-00

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Application:

GASGAS EC 250-F 2010-2015

GASGAS EC 300-F 2013-2015

YAMAHA YZ 250 F 2001-2013

YAMAHA WR 250 F 2001-2013