These serrated hex nuts with flanged collars are available especially for carburetor, valve cover, front cover, oil pan studs and windage tray studs. Made from premium-quality material, they are cad-plated.
Allstar 16041-10 Serrated Flange Nuts 5/16-18 10pcs
ARP 1/4 Flange 12-point Header Bolt Kit for SBC/GEN II LS
ARP 1/4in Flange Hex Header Bolt Kit for Chevy LS
10 NEW ARP 12-Point Flange Metric Hardened Bolts M8 x 1.25 x 50 MM
ARP 3/8in Flange Hex Header Bolt Kit for Chevy LS
Drive Flange Coupler Flywheel Bolt kit Bert & Brinn SBC 2 pc Rear Main ARP Pro
