Manifold Drill Template for GM 4.8L, 5.3L & 6L

Removes broken exhaust manifold bolts on GM LS III 4.8L, 5.3L and 6L motors without damaging the cylinder headTapered bolts center base plate over bolt holes and slip fit bushing allows you to move from hole to hole without moving base plateThe screw extractor is then used to remove the broken boltIncludes bushing to drill to tap size when extractor cannot be usedDouble sided drill depth gauge to make sure water jacket is not piercedWorks on 1999 and newer GM LS III 4.8L, 5.3L and 6L motors