Arlen Ness 18-329 Smooth Stage 1 Big Sucker™, Black travel mug 5:1 Piston Diameter Imperial: 3

5:1 Piston Diameter Imperial: 3

Crafted from genuine lambskin nappa leather

S&S® Super Stock® o-ring style cylinder heads for 1966-'78 HD® big twins feature a stock like appearance

Amps: 40 A Base Color: Black Base Finish: Matte Battery Voltage: 12 V Color/Finish: Black Material: Aluminum Product Name: Regulator Riding Style: Street Type: Solid State Units: Each Fitment

Arlen Ness 18-329 Smooth Stage 1 Big Sucker™, Black travel mug 5:1 Piston Diameter Imperial: 3Arlen Ness 18 329 Big Sucker Stage 1 air cleaners are engineered and proven to give your engine maximum airflow for more horsepower & torque. The patented hidden breather backing plate is o ringed at the heads and exits inside the mouth of the throttle body for a virtually closed loop system, eliminating the need for any external hoses or hardware Smooth Stage 1 Air Cleaner Cover Increases Horsepower & Torque Patented Hidden Breather Technology Pre