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Re: broken bolts in Allison HD4560P
Posted to HD/Fleet Forum on 2/22/2012

Hi Bob. I do not know of any kit to remove the bolts. I believe you have to drop the control module/pan to get them out. I do know there is a repair kit for stripped holes because the bolts are often overtightened. Never use air tools on them. Torque spec is 3... Login to read more.