Properly secure the the upper cylinder head in a 2011 to 2016 GM Duramax 6.6L V8 engine with these 8 millimeter OEM replacement bolts.
NOTE: These bolts are sold individually. 4 are required per cylinder head. 8 bolts required per engine.
Torque to Yield
Starting in the middle and moving towards the outside, torque each bolt to 24 ft. lbs.
