ARP Main Stud Kit For 03-07 6.0 Powerstroke 2009-2014-f-150 3" mandrel-bent tubing for maximum

3" mandrel-bent tubing for maximum exhaust flow

(1) Head Stud Kit

Dual rear add-a-leafs increase lift and improve load capacity

3L Powerstroke diesel

straight-through oval body

ARP Main Stud Kit For 03-07 6.0 Powerstroke 2009-2014-f-150 3" mandrel-bent tubing for maximumThe ARP 150 5801 Main Stud Kit for your 2003 2007 Ford 6. 0L Powerstroke is recommended over bolts whenever possible for several key reasons. First is the ability to obtain more accurate torque readings because studs don't "twist" into the block. All clamping forces are on one axis. By the same token, there is less force exerted on the block threads, which contributes to improved block life. Finally, the there are factors of easier engine assembly and