GearWrench 3963 Exhaust Manifold Set - 3-Pc 40mm Part Number : 159

Part Number : 159

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GearWrench 3963 Exhaust Manifold Set - 3-Pc 40mm Part Number : 1593 Piece Exhaust Manifold Set Features Works on exhaust manifolds or other applications where a spring needs to be compressed during installation of a nut Patented cone shape socket helps to keep springs in place while working the nut down over the stud Includes sizes 12 13mm, 14 15mm, and 18mm commonly found on GM engines 3 8" drive sockets All sockets come in a blow molded case Specifications Manufacturer: GearWrench Part Number: 3963 Item Weight: 2.