Fuel Cap - Briggs & Stratton - 397974 SKU: B1BR74 Please log in to see price or purchase this item DetailsReplaces BS0098DetailsDia. 1-3/4"DetailsBRIGGS & STRATTON 397974 397974S 493017 692046 JOHN DEERE LG397974 M143291 PT11028 PT12572Cross ReferencePTC3080Cross ReferenceBS0098