Exhaust Valve. Fits 883cc Sportster 1986-2003. OEM Replacement. - AV&V

* Stock length & head diameter

* Extreme Duty

* High Flow

* one piece forged racing grade stainless steel alloy.

* Liquid nitriding process creates a valve that is smoother and stronger than O.E.M.

* Stems are centerless ground for a longer life

* 45o angle below the lock groove to facilitate the valve seal installation

* Replaces OEM # 18030-86

Head Dia = 1.355"

OAL = 4.635"

Stem Dia = 0.3106"

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