BRAND NEW PART# STFB66 Brass Shovelhead Rocker Box Oil LinesFits: 1966 to 1984 Big Twin Shovelhead Engines; Cone and Generator Style Shovels Replaces the stock oil line configuration while adding a completely new way of lubricating your top end. These lines will eliminate the problem of the “starving front head”.This Custom Touch is one of a kind.Add some Brass to that old engine to give it a one off look.Just one more reason to check out that old shovelhead ! All compression fittings are pre tightened, thread sealant is provided for the npt to case and rockers. A stainless allen plug is provided for the rear rocker when installed is flush and unseen.Made in the USA.