Gimbal Bearing Installer Bearing Puller Remover and Enigne Alignment Tools Set for Alpha Alpha 1 for Mercruiser for Bravo for MR for Volvo for Omc for yamaha sterndrive 89-92 About this item Perfect Fitment-- Suitable for Mercruiser Alpha, Alpha 1, MR, bravo, OMC cobra and Volvo Product Function-- This tool set can easily disassemble/install Gimbal bearings and alignment tools for engine alignment. This set includes eye bolts for positioning tools for suspension. The blind hole puller is locked in the inner ring of the bearing. With this tool, the bearing can be easily pulled, just use a wrench to turn the end of the tool to pull the bearing. Volvo's sliding hammer jaws no longer have the problem of jamming and breaking Superior Material-- The tool kit is made of high-standard carbon steel, which has strong ability to withstand corrosion, rust and impact. With a high-quality black oxide layer, it can ensure an unparalleled long life High Performance-- Used to check your alignment, it will save your coupler and gimbal bearing. The alignment tool will need a hole drilled in it to mount the gimbal bearing driver. Eyebolt included so the Alignment tool can be hung up. It is necessary to drill a hole in the positioning tool to install the universal bearing driver