Harley-Davidson 16500512 Screamin' Eagle Milwaukee-Eight Engine CNC Ported Cylinder Heads Screaming Eagle headbolt trim discs

trim discs

Dimensions measure 9

These engine covers are the perfect start in converting your powertrain to an elegant "tuxedo black" look

Automatic Compression Release (ACR) valves reduce the strain of starting your high performance motor by reducing cylinder compression - automatically

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Harley-Davidson 16500512 Screamin' Eagle Milwaukee-Eight Engine CNC Ported Cylinder Heads Screaming Eagle headbolt trim discsKIT,CYL HEAD,CNC PORTED,OIL,BL Designed in conjunction with the system matched components of the Screamin' Eagle Milwaukee Eight Stage IV Performance Kit, these CNC Ported Cylinder Heads have been meticulously machined to optimize air fuel flow and velocity. Starting with a unique Screamin' Eagle cylinder head casting, the Screamin' Eagle team has dedicated countless hours of computer simulation and flow bench testing to maximize the flow through the