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  1. LB7 blown headgasket

    01-04.5 LB7 Duramax Powertrain
    Ok, My little brother has an 01 LB7 an blew a head gasket and his trans screwed up awhile back. So I am trying to help him out. I work for Pure Diesel Power and got him a head gasket set from Merchant Automotive, a set of ARP studs and a built transmission. I am starting the head gasket job this...
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