3/8in. Air Cleaner Breather Bolt. Fits Twin Cam Engine.
Features & benefits:-* Sold Each.Tech Tips:-* You can Adapt these Twin Cam Bolts to fit with Evo Heads by using Threaded Insert P01160007M {1/2-13in. to 3/8-16in. Insert x 1/2in. Long}.Proudly Made in the USA by Performance Machine !