Valve. Exhaust Valve on Big Twin 1948-84 & Intake Valve on Big Twin 1948-1965. 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 # 18082-57* Replaces OEM # 18087-81Head Dia = 1.750?OAL = 3.830?Stem Dia = 0.3764?
MFR PART No: AV-HD07

ROLLIES PART No: AV-HD07