Engine

Active filters
- 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
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.
- Versatile gasket kit for multiple engine applications
- Higher performance on imperfect surfaces
- Includes parts for head, base, covers and housings
Protects the oil pump and cam plate from debris. Ideal when doing cam bearing work. Does not restrict oil flow; lowers oil temperature 5–10°F. Easy to install and clean. For use with OEM oil pumps only.
Adapter that allows mounting aftermarket big-air air cleaner kits to compatible carburetors. Precision billet construction. Not for use with Arlen Ness Big Sucker.
Heavy-duty, super-high-tensile alloy construction; reinforced in crack-prone areas; replaces two-bolt and four-bolt top case OEM mounts; fits over studs and starter shaft; made in the U.S.A.
Heavy-duty replacement seals for the Harley-Davidson TSM connector to maintain a watertight connection.