J-35686-B Front & Rear Wear Seal Sleeve Installer For Detroit Diesel Series 60. APPLICATION: Works on Detroit Diesel Series 60, two cycle 92 engines. Used to install multiple Seal & Wear Sleeve Assemblies including 23516969 23513578 23513485 23518355. For use on Detroit Diesel Series 60 and two cycle 92. Use on seal # 23516969 23513578 23513485 23518355. Similar to J-35686-B. Installs front crankshaft seal. Installs front crankshaft wear sleeve. Install old seal p/n- 23513485 and new seal p/n- 23518355 front seals and p/n 23516969 & 23513578 rear seal and wear sleeve. Lubricate the rubber outer diameter of the oil seal with clean engine oil. Lubricate the gear case cover or flywheel housing bore with clean engine oil. Install two guide studs (J-35686-2) through the holes provided in the center guide assembly (J-35686-1) and into two of the tapped holes in the crankshaft 180 degrees apart. Tighten the guide studs. The base must be tight against the end of the crankshaft. Install the spacers to the center screw of the base. Slide the oil seal assembly over the installer base as far onto the crankshaft hub as possible. Slide collar with the stepped side contacting the seal. Slide the installer cup over the guide studs and installer base. Lubricate the center screw of the base with extreme pressure lubricant. Install the thrust bearing with the case side toward the installer cup and install the hex nut to the center screw of the base. Tighten the hex nut until the oil seal and wear sleeve are pressed into the flywheel housing or gear case cover. When the inside surface of the housing is seated firmly against the base and spacers the seal and sleeve are properly installed. In the event the item should fail due to manufacturing defects during intended use, we will replace the part by free. Product can expose you to chemicals including Chromium (Hexavalent Compounds). Which is known to the State of California to cause cancer, and birth defects or other reproductive harm. For more information, go to California goverment website, you can search California P65Warnings. Occasionally these emails will get stuck in your spam filter so make sure to check there if you have not received your tracking. Please review the above information carefully to make sure this part fits your vehicle. For replacements, please notice us within 7 days after you receiving the item. We’re confident in the product we sell. If your item is defective or damaged. We strive to resolve any issues you may have, our ultimate goal is to keep you happy as a customer.