Adapter that allows mounting aftermarket big-air air cleaner kits to compatible carburetors. Precision billet construction. Not for use with Arlen Ness Big Sucker.
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.
High-performance single-bore intake manifold for fuel-injected engines. Requires additional components and a separate air cleaner kit. Made in the U.S.A.
Includes MAP sensor port and matches OEM intake ports for a direct fit. Made in the USA.
Spigot-mount intake manifold fits stock CV carburetor on S&S 3.625", 4" and 4.125" bore motors. Made in the USA.
Replaces stock compliance-fitting (1984–1989) and rigid-mount (1990–1999) manifolds. Fits 5.5550" length cylinders. Made in the USA.
Fits 48 mm CV or Mikuni carburetors on Twin Cam 88" & 95" bore motors.
Also fits stock CV carburetors on S&S 3.625", 4" and 4.125" bore motors.
Made in the USA.
Converts stock 80" Evolution manifold to a rigid-mount system. Includes performance manifold, mounting flanges, two molded O-rings and two 0.350" spacers. Eliminates cracking and leaking. Made in the USA.
Durable rubber-style clamp; 3/4" wide stainless-steel band (.020"), curved 10-24 T-bolt. Sold individually.
Compact crankcase vent filter for reliable ventilation and easy installation.
Mounts from center-case bolt to lower manifold flange; adjustable 5-1/4"–6-3/8". Kit includes two brackets, bolt, washer, locknut.
Replacement stainless steel intake and exhaust valves for S&S Heads. Fits 89cc/91cc. Made in the USA.
Stainless steel replacement valves for S&S Twin Cam-style heads. 2.000" intake, 1.605" exhaust. Made in the USA. Fits 89 cc/91 cc S&S heads.
Reduces cylinder compression for easier starting. Kits include required parts. Not for use on OEM heads. Special socket sold separately. Made in the United States.
Seals the release opening on compatible aftermarket heads. Not for use on OEM heads. Made in the U.S.A.
Precision J-form cylinder stud kit with eight studs, moly assembly lubricant, and thread sealant. Stock replacement and reusable; manufactured by ARP® in the USA.
High-strength replacement studs that meet or exceed OE standards. Made in the USA.
Stud and nut kit that reinforces rocker arm shaft standoffs to help prevent cylinder head cracking.
Includes 24T pump drive gear (middle size, red), 6T pinion gear, spacer and nut. Fits '77–'89 Big Twin and '77–'99 S&S flywheels. Made in the USA. Sold as a set.