5/16"x 18 thread. SAE 20W-50 Motor Oil (Hot Rod & Classic) 10689 10684. SAE 10W-30 Motor Oil (Hot Rod & Classic). Engine Break in oil sae 20W-50 Luas High Zinc 10636. PICK UP OPTION. © Belcher Engineering.
Professional Air Cleaner Wing Nut 1/4-20 Direct Replacement for Carburetor Air
Air Cleaner Wing Nut Professional Sturdy Wear Resistant Directly Replace
Air Cleaner Wing Nut Easy Installation Sturdy Professional 1/4-20 Wear Resistant
Air Cleaner Hold Down Kit Inc Wing Nut Universal 9 5/16-18 or 1/4-20
6" Air Cleaner Stud With Wing Nut 1/4"-20 - Edelbrock Holley
Mr Gasket 9868 Chrome Air Cleaner / Filter Tri-Bar Wing Nut
