These chrome petcocks fit any Harley-Davidson tanks listed below as well as any aftermarket chopper gas tanks that have a 22mm petcock bung

Colony Machine #SPC-017 5/16 ID x 7/8 Length Chrome Plated Steel Universal Spacer

custom appearance

The perfect solution for Harley-Davidson Big Twins and Sportsters alike

#PSHC-221 5/16-24 x 1 length Polished Chrome Socket Head Allen Bolt - 10 Pack

Replacement Dished Sprocket - Chrome - 51 Tooth - 1973-84 Harley-Davidson Big Twin 1979-81 XL OEM #41470-73 Length_1" These chrome petcocks fit anyThis Replacement Dished Sprocket has 51 teeth and stock 6mm offset. This sprocket fits 5 speed models and replaces Harley Davidson OEM# 41470 73. See Additional Information below for fitment. High grade carbon steel replacement rear wheel sprocket 1. 9" center hole Chrome finish