EMD PRIMARY COVER BILLY BOY RAW - 91-05 Dyna with mid-controls (NU) 566793 Billet Sucker Air Cleaner AssemblyStage

Billet Sucker Air Cleaner AssemblyStage 1 kits give the option to use either your OEM air cleaner cover or to install an Arlen Ness custom cover

It is separately available as replacement from S&S for this kit as 503566

Available with either a standard or heavy duty progressive spring rates

Kit includes a set of cam bearings

aluminum die cast black plated

EMD PRIMARY COVER BILLY BOY RAW - 91-05 Dyna with mid-controls (NU) 566793 Billet Sucker Air Cleaner AssemblyStageRaw cast aluminum primary cover, directly influenced by the early tin diamond primary covers, as used by Captain America & Billy in the 1969 Easy Riders motion picture, hence the name Billy Boy. The perfect match for your trip back in time. Re use stock mounting hardware. Gaskets must be ordered separately. Note: A large diameter starter shaft bushing, for 89 93 models, is pre installed. For 94 06 models the small diameter starter shaft bushing