Re: head bolt torque spec, Mack 8.8L / 538 cu.in

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Posted to HD/Fleet Forum on 10/9/2013 1 Reply

Hi Jason, Boy, I haven't seen one of those beasts in a long time, thought they'd all died or rusted away by now.

My SI (Motor) says 14 mm, 133 ft. lbs. ; 18 mm, 266 ft. lbs. Have fun! Login to read more.

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