Hardware, 8mm High Strength Stainless Exhaust Manifold Stud, 57mm Length
These stainless steel 8mm studs can be used for exhaust systems, turbo, and any use where the highest strength and quality are required. They are made of a proprietary 300 series stainless and are impervious to the rust and corrosion that plague ordinary fasteners. The studs feature a unique nut starter nose and a hex broached tip, which allows them to be easily installed using an Allen wrench.
8mmx1.25mm thread pitch, nut centering feature is approx 4mm long.
57mm (2.25") overall length, 16mm lower thread length, 21mm upper thread length with a 17mm shoulder length.