Exhaust Valve. Fits Sportster 1957-1985. OEM Replacement.

Product Details







* Stock length & head diameter – 900 & 1000cc Ironhead Models* 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 # 18033-80Head Dia = 1.562?OAL = 3.510?Stem Dia = 0.3389?
MFR PART No: AV-HD03

ROLLIES PART No: AV-HD03