34-0178 - Big Sucker Air Cleaner Kit Stage 1

Stage I air filter kit is for carburetor or EFI models. Air cleaner kit have the all-in-one backing plate that features a built-in carburetor support and built-in breather tunnels at each head to decrease crankcase pressure. Each tunnel exits at the mouth of the carburetor to create a virtually closed loop system. Includes inchbig Sucker inch aluminum backing plate high-flow air filter 4 chrome banjo bolts simple instructions and all the necessary hardware. Bolt location center to center on Big Twin models is 15cm.