Home / Engine & Performance / Motor / ARP 1/2-20 SS self locking 12pt nut “ARP FORD 6.7L Powerstroke diesel CA625+ head stud kit” has been added to your cart. View cart ARP 1/2-20 SS self locking 12pt nut€ 7,84 ARP 1/2-20 SS self locking 12pt nut quantity Add to cart SKU: ARP-400-8210 Categories: Bolts & Studs, Engine & Performance, Motor Brand: ARP Related products Engine & PerformanceEngine Block JE-Pistons kit Ferrari 330 4.0L 24V 77.50mm 10.0:1 Bolts & StudsEngine & Performance ARP cabinet with black hex accessory bolts Engine & PerformanceEngine Block JE-Pistons kit Ferrari 250 3.0L 24V 74.00mm 9.5:1 Engine & PerformanceEngine Block JE-Pistons kit R8 5.2L V10 ’09+ 85.00mm 10.5:1