Use COMP Cams Crankshaft Sockets To Safely Hand-Rotate Your Engine. When slipped on the end of a crankshaft, these specially designed 1/2" drive sockets allow you to rotate the engine assembly. These...

Specially designed 1/2" drive socket allows rotation of engine assembly. Knurled retaining nut Oldsmobile degree wheel in place. Can be loosened while on crank snout so that the wheel can be turned...

The COMP crankshaft socket for Chrysler HEMI 5.7/6.1L is the last crankshaft socket that you'll need. Featuring a 1/2" drive socket and a knurled nut, our socket is designed for use with a degree...

Precision machined, heat-treated billet Steel Gears for timing accuracy and durability. Unique design eliminates timing movement throughout the rpm range. Ready-to-install kit, including bolts and...

When using screw-in Studs on a factory cylinder head it is necessary to machine down the Stud boss equal to the thickness of the new Stud's jam nut plus the guide plate thickness. The Stud Boss...