Thread: head bolts tool
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Old 07-18-2008, 07:14 PM   #38
Bill UK
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ARP studs/bolts are made in the US, I think your find they are imperial (inch) use a 9/16 long reach socket with a 3/8 drive, if your torque wrench is 1/2 use an adaptor. Thread size is 12 mm x 1.25 just in case you need to clean out the holes in the bock, which I recommend you do.
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