5" bred forsektion og Black Diamond-syet inlay

Clear polycarbonate window provides a clear view directly into the throttle of the running engine

- Sportster

Forventede kompressionsforhold med uændrede hoved og stock stempler: 9

Arlen Ness, Stage 1 Big Sucker luftfilter. 10-Gauge krom ROCKER COVERS 5" bred forsektion og BlackChrome plated 10 gauge outer cover. With chrome backing plate. Air filter element pre oiled with black oil. Engineered and tested to give your engine maximum airflow for more horsepower and torque. The patented hidden breather backing plate is O ringed at the cylinder heads and vents into the throttle opening for a nearly closed system, eliminating the need for external hoses or hardware. Increases horsepower and torque Patented hidden breather