Thread Size M8 x 1.25. Nut Material Stainless steel. Nut Finish Polished. Nut Style 12-point. Thread Direction N/A. Washers Included No.
Arp 400-8312 M8 X 1.25 (M10 wr) SS 12pt nut kit
ARP 250-4206 M8 Inner Row Head Studs 2003-2007 Ford 6.0 Powerstroke Power Stroke
Arp 771-1005 M8 x 1.25 x 40 12pt SS bolts
Arp 671-1002 M8 x 1.25 x 25 12pt black oxide bolts
Arp 771-1001 M8 x 1.25 x 20 12pt SS bolts
