Spectre's Large Air Cleaner Nut Billet O-Ring fits 1/4 inch-20 carburetor studs, bolts, and screws. This billet universal air cleaner nut is cut from billet steel and triple chrome plated for a...

Spectre's T-Bar Air Cleaner Nut is a triple-chrome plated nut designed to provide a clean and professional look under your hood. This part features a T-bar design that offers easy and accessible grip...

Spectre's Small Air Cleaner Nut is a triple-chrome plated nut designed to provide a clean and professional look under your hood. The smaller of two sizes, this part features a classic tri-bar design...

Spectre's Low Profile Air Cleaner Nut is a triple-chrome plated nut designed to offer maximum hood clearance. Only 0.35 inches thick, this part features a unique flush design that adds no extra...