Engine

Active filters
Precision-milled ignition cover; direct replacement for Harley-Davidson® models from 2017 with Millwaukee-Eight (M8) engines (107, 114 & 117).
- Indexes spark plug electrode gap toward intake valve
- Includes five 0.40" thick, five 0.50" thick, and five 0.60" thick washers
- Made in the USA
Four-piece triple tree bolt set: two for the upper clamp and two for the lower clamp. Direct replacements for original zinc-plated bolts; uncoated to prevent flaking during tightening.
Allows installation of LA Choppers xXx or Baron Big Air Kit to Mikuni or S&S carburetors. Billet aluminum construction. Made in the USA. Not compatible with Arlen Ness Big Sucker air cleaners.
Compact crankcase vent filter for reliable ventilation and easy installation.
Adapter that allows mounting aftermarket big-air air cleaner kits to compatible carburetors. Precision billet construction. Not for use with Arlen Ness Big Sucker.