Amazon.com: BUSY-CORNER 80 Pieces Vacuum Cap Assortment Kit, 8 Sizes, Dropper Caps ID 1/8'' 5/32'' 3/16'' 7/32'' 1/4'' 5/16'' 3/8'', Hose Caps Kit for Car Carburetor Manifold : Automotive
Amazon.com: BUSY-CORNER 120 Pieces Rubber Vacuum Cap Assortment 10 Sizes Tube OD from 1/8" to 1/2" Sizes Automotive Carb Line Hose Caps Kit for Carburetor Manifold : Automotive
1200pcs) DIN 982 M4 Self-Locking Hexagon Nuts, High Type A2 Stainless Steel, Ships Free in USA by Aspen Fasteners, ASSP098224: Amazon.com: Industrial & Scientific