1954 - 1972

sits low down on the backbone of your frame

custom appearance

(2) 5/16"-18 chrome nylock nuts

It also fits both left and right side gas tanks on H-D Big Twins 1936-1964

Heavy Duty 20w-50 Motorcycle Oil - 1 qt. Bottle Subcategory_Brake Light Switches 1954 - 1972Spectro Heavy Duty Engine Oil is a superior motor lubricant designed specifically for use in American made Harley V Twin engines. Crafted from superior petroleum stocks combined with the most advanced anti wear, anti carbon additive systems available, Spectro Heavy Duty extends component life, reduces wear, eliminates valve sticking. Meets all known OEM warranty requirements. Exceeds A. P. I. SF SG CD CG 4. 20w 50, 1 quart Bottle.