Thread Size M8, M10, M11, M12 x 1.25. They are a handy addition to the tool box of any serious engine builder and an essential aid to preparing any block for final assembly. Don?t take a chance on weakening block and cylinder head threads.
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
Arp 661-1003 M8 x 1.25 x 30 hex black oxide bolts
Arp 661-1001 M8 x 1.25 x 20 hex black oxide bolts 5 pack with washers
