Intake Valve. Fits 883cc Sportster 1986-2003. OEM Replacement.

Product Details







* 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 # 18031-86Head Dia = 1.590?OAL = 4.550?Stem Dia = 5/16? / 0.3108?
MFR PART No: AV-1590

ROLLIES PART No: AV-1590