XL 1975-1995

complete setup

Featuring a 3/8"-16 thread

This complete inner primary mounting kit contains reproductions of original Harley Davidson hardware used to mount a stamped steel inner primary cover to the crank case and frame on Knuckleheads and Panheads 1936-1954

Engine Case Bore Plug Set - Harley-Davidson M8 Subcategory_Patches XL 1975-1995Quit using shop towels to cover up case bore openings. This set of magnetic case plugs (4 pieces) will keep foreign material out of your bottom end. This material can cause major damage, and using a shop rag can inadvertently introduce these contaminants. Step up your engine building game! Made in the USA.