Raw steel gas tank set is for use with UL models and accepts NPT petcocks. Gas tanks are 3-1/2 gallons for the right and left side. For Big Twin Flathead models. Gas tank set features ribbed inside panels and a rounded indent on the left side of the tank. The reinforced ribs on the left side are pressed on for durability which was an upgraded feature for the 1941-1946 models. The right side does not have the indented ribs. Gas tank does not have a shut off rod provision in the left side. Requires 2 petcocks one for the left side and one for right side. Threads for petcocks are 3/8 x 18 NPT for left side and 1/8 x 27 NPT for the right side. Bayonet cap spigots are shorter than the late model versions as on 1965-1972 FLH. *NOTE: Tanks use 2 vented caps. *NOTE: Has shifter tab with full circle bracket welded in place. *NOTE: Tank set accepts cateye or early skull type dash and base assemblies and early 1937-1946 type shifter gates.
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