Biltwell's CNC-machined aluminum throttle tube replaces the stock unit to improve performance and make grip installation easy

Complete stock hardware kit for Harley-Davidson Knuckleheads 1940-1947

Recommended Jetting:

thread sealant is provided for the NPT-to-case and rockers

It also serves as a direct replacement for the OEM Lucas stator on compatible BSA and Norton models

Petcock Bung 22mm Steel Weld-In for Harley-Davidson Fuel Valves Makes_Norton Biltwell's CNC-machined aluminum throttle tubeThis weld in, mild steel bung allows you to change or move your petcock (fuel valve) location to wherever you desire. This bung has a male 22mm thread, as used on Harley Davidson gas tanks on carbureted motorcycles since 1975, and is made specifically for use on custom motorcycle gas tanks. Sold Individually. Made in Ohio, USA.