BMC A-series. 11 Head studs HSK
ARP - Head studs

(11-bolt)
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Write a reviewARP head stud bolts BMC A-series (11-bolt)
Size Socket: 7/16 12pt, 3/8 12pt, 1/8 Allen, 5/32 Allen
Thread: 3/8 UNC
Tightening torque: Tightened in 3 steps.
Step 1: 15 ft/lbs Or 20.3 nm
Step 2: 30 ft/lbs Or 40.6 nm
Step 3: 45 ft/lbs Or 61.0 nm
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