These finned-end oil tanks are made in-house by Choppahead in the USA

sits high on the backbone of your frame

Uses commonly available Harley oil filter #63782-80 (sold separately)

handy tool to remove or replace the brake drum wheel socket screws on all Harley-Davidson models 1936-1972 (Knucklehead

Size: 5/16 inside diameter x 7/8 inch length

#3543-6 Gas Tank Name Plate Gaskets 1940-1946 Harley-Davidsons Subcategory_Sissy Bars These finned-end oil tanks areReproduction of OEM# 61792 41 (3507 41) gaskets, 61790 40 (3508 40) screws, 61791 40 (3508 40B) lockwashers used on 1940 1946 Harley Davidson all models. Made in Ohio, USA.