The headlight mounting hole is 3/8 inch

Particularly recommended when installing Custom controls without switch housings

6T Thunderbird etc

45” solo

more enjoyable ride

Tear Drop Air Cleaner - Chrome - 1993-2009 Harley-Davidson Big Twin Brand_Cycle Standard The headlight mounting hole isThis kit allows you to use an iconic S&S Cycle Teardrop air cleaner with your stock Harley Davidson CV carburetor. The efficient, free flowing design can add two to five horsepower. A performance air cleaner is a must to get the most out of performance exhaust, cams, big bore or stroker kits. Kit includes aircleaner backplate, pleated, washable filter element, aluminum teardrop cover, all required hardware, and instructions. See Additional Information