OptiTorque Patriot Series Main Stud Kit - 12 Point Nuts - 2-Bolt Mains - Chromoly - Black Oxide - Small Block Ford 10672 AU6.320-2LB Chassis set-up blocks are adjustable

Chassis set-up blocks are adjustable in 1/4" increments

Copperseal

Note: Vent tubes must be welded into the collectors

This kit includes everything you need to properly tune your communications system

040 in thick

OptiTorque Patriot Series Main Stud Kit - 12 Point Nuts - 2-Bolt Mains - Chromoly - Black Oxide - Small Block Ford 10672 AU6.320-2LB Chassis set-up blocks are adjustableProduct Description: Main Stud Kit Patriot Series 12 Point Nuts 2 Bolt Mains Chromoly Black Oxide Small Block Ford OptiTorque produces premium quality fasteners for a wide range of automotive applications. From stock rebuilds to hard core racing builds, OptiTorque fasteners are USA made and designed, featuring premium materials and designed to meet or exceed OEM specs.