Detroit Diesel 60 Series Cam Gear Retaining Tool J-35652-A Alternative to OEM M30116. Cam Gear Retaining Tool J-35652-A M30116 for Detroit Diesel Engines 60 Series. Install the camshaft drive gear torque holding tool, J 35652-A part of J 35652 to the gear case, engaging one of the lightening holes in the camshaft drive gear.
