Ignition advance and timing degree markings are on the metal flange

Parkerized reproduction of OEM# 37358-41 screw and 37361-41 locknut used on 1941-1973 WL

Simple and made from Stainless Steel in a tumbled finish so rust will not be an issue like with a cheapie chrome cover

- Petcock Compatibility: Features both left and right side 22mm Harley-Davidson style petcock bungs

Follows the flow of your bike

#3724-3 Truss Rod Right Front Coupling Stud 1951-1973 Harley-Davidson Servi-car - Parkerized Gas Cap Type_Vintage British Ignition advance and timing degreeParkerized reproduction of OEM# 83057 51 coupling stud, 7793 nut and lockwasher used on 1951 1973 Harley Davidson Servi car. Made in Ohio, USA.