101 Octane KW13965 - 101 Octane Cylinder Head For Benelli 491 50 AC 2001-2003

Features: Aftermarket cylinder head [combustion chamber diameter = 40mm] for 50cc horizontal Minarelli and CPI engines. Also suitable for Keeway, Generic, Mawi, Longjia vehicles with 2-stroke, 50cc 1PE40QMB engines. Attention on Chinese engines: This cylinder head uses a short thread spark plug e.g.: (NGK Type H means short thread). e.g.: BR8HSA, BR8HS.