For Detroit Diesel Series 60 12.7L 14L Front Rear Crank Seal Installer J-35686-B. 5686-B Front+Rear Crankshaft Seal & Wear Sleeve Installer For Detroit Diesel Series 60 Two Cycle 92 Engines. Works on Detroit Diesel Series 60 and two Cycle 92 Engines. Used on multiple Seal & Wear Sleeve Assemblies including 23516969 / 23513578 / 23513485 / 23518355 / 23519651. This tool is easier to use due to a simpler design and each part is manufactured to OEM specifications. Directly replaces part #J-35686-B, J-35686 and J-35686-A. Premium grade CNC heavy duty steel with black oxide finish, durability, anti-corrosion and anti-rust. High precision and hardness to provide a much longer service life. This tool installs the front and rear crankshaft wear sleeves and seals. It eliminates lip flare on the wear sleeve and installs the seal properly. ? Install the Oil Sleeve As Follows. 1? Install the two guide studs, J 35686-2, through the holes provided in the base, J 35686-1 and into two of the tapped holes in the crankshaft, 180° apart. Tighten the guide studs using the appropriate wrench on the flats of the studs. The base must be tight against the end of the crankshaft. 2? For rear crankshaft oil seal installations only, install spacer J 35686-11, to the center screw of the base. 3? Install the rear housing and adapter ring with seal and sleeve assembly in place on the guide studs. 4? Install the thrust bearing tool with the case side toward the installer housing. Install the hex nut to the center screw of the base. 5? Tighten the hex nut by hand until all the slack is taken up. Use a ratchet and socket to tighten the hex nut, and install the wear sleeve to the crankshaft and the oil seal to the flywheel housing and/or gear case cover. 6? When the inside surface of the housing is seated against the base (or spacers on rear oil seal installation), the seal and sleeve are properly positioned and installed. We are duty off on weekends and other public holidays. International Buyers Please Note. If you need to return, please double check to make sure the item does not work and contact our customer service representative, let us know the detailed problem and send us some photos for confirmation. Then get a unique address to return. We only accept return for original package, please make sure the item has not been used or installed. We reserve the right to refuse any return for any request that does not meet these requirements. Best price, quality and service. Follow us and get more promotional news. Providing good customer service is our first priority.