AV&V AV-HD03 Exhaust Valve for Sportster 57-85 OEM Replacement
AV&V AV-HD03 Exhaust Valve for Sportster 57-85 OEM Replacement is backordered and will ship as soon as it is back in stock.
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* 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 # 18033-80
Head Dia = 1.562in.
OAL = 3.510in.
Stem Dia = 0.3389in.
(Part Numbers: ROL-AV-HD03)