--- product_id: 541558293 title: "Engine Outdrive Alignment Bar Drive Shaft Bellows Sleeve Installation Tool Kit Gimbal Bearing Install Tool Grease Seal Installer for Mercury Bravo OMC" brand: "mbs mfg" price: "$323.17" currency: USD in_stock: true category: "Mbs Mfg" url: https://www.desertcart.us/products/541558293-engine-outdrive-alignment-bar-drive-shaft-bellows-sleeve-installation-tool store_origin: US region: United States of America --- # Engine Outdrive Alignment Bar Drive Shaft Bellows Sleeve Installation Tool Kit Gimbal Bearing Install Tool Grease Seal Installer for Mercury Bravo OMC **Brand:** mbs mfg **Price:** $323.17 **Availability:** ✅ In Stock ## Quick Answers - **What is this?** Engine Outdrive Alignment Bar Drive Shaft Bellows Sleeve Installation Tool Kit Gimbal Bearing Install Tool Grease Seal Installer for Mercury Bravo OMC by mbs mfg - **How much does it cost?** $323.17 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/541558293-engine-outdrive-alignment-bar-drive-shaft-bellows-sleeve-installation-tool) ## Best For - mbs mfg enthusiasts ## Why This Product - Trusted mbs mfg brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description This is a set of four Tools: Engine Alignment Tool; Drive Shaft Bellow Sleeve Installation Tool (Aluminum); Gimbal Bearing Installation Tool; Grease Seal Installation Tool. Outdrive Coupler Alignment Tool compatible with MerCruiser Sterndrive including Pre-Alpha "R", Alpha One "MR", Generation II, all Bravo's, fit for Volvo SX and OMC Cobra motor. This tool will correctly align all OMC Cobra and Mercruiser Outdrives with the exception of the Mercruiser TR and TRS Outdrive Models. This boat motor alignment tool Interchange Part Numbers: Compatible with MerCruiser - P/N 91-805475A1 & 91-57797A3. Compatible with Volvo SX - P/N 3851083. Compatible with OMC Cobra - P/N 18-4442. The length of the Mercury Alignment tool is 23-5/8 inch. Tool is made from high quality 1045 Steel, and includes an eye bolt which gives you the option of hanging the tool. This boat Engine Alignment Tool comes without Black Oxide Coating. According to MerCruiser service bulletin No 92-9, the alignment tool must have the following sizes from front to back: 1.010" diameter, 2.200" long (section that fits into coupler), 1.150" diameter, 2.750" long, 1.375" diameter rest of the bar (section that fits gimbal bearing inside diameter). We test all of our tools for this fit at the shop, using precision gauges and measuring tools. The Bellow Ring/ Retainer Sleeve Installation Tool made of Aluminum. Drive shaft bellow sleeve installation tool helps install the aluminum ring into the Alpha 1 Generation 2, Bravo, Blackhawk U-Joints Bellows. Replaces OEM part number #91-818162. Gimbal Bearing Installation Tool. This tool is compatible with OMC Cobras, Bravos, #1 Drives made from 1966 to current makes, including the Pre Alpha (R), Alpha 1 MR, and Generation 2. You will need the outdrive coupler alignment tool to use this tool. Note: This requires a hole drilled in your alignment tool. We cannot pre-drill these as different manufacturers make the mounts in different places. The tool comes with directions on where to drill the hole in the alignment tool for correct lineup. Grease Seal Installation Tool. Used on all Mercruiser #1 Drives, Pre Alpha (R), Alpha One (MR), Generation 2, All Bravos, and OMC Cobra boat. This seal installer will allow you to drive the grease seal in straight for proper installation. You will need the outdrive coupler alignment tool to install the grease seal. All tools are professionally made in the United States on state of the art CNC equipment with 100% quality inspection. All tools are made from heavy-duty materials and are designed for long life, durability, and ease of use. ## Features - THIS IS A SET OF FOUR (4) TOOLS: Engine Alignment Tool; Drive Shaft Bellow Sleeve Installation Tool (Aluminum); Gimbal Bearing Installation Tool; Grease Seal Installation Tool. - ENGINE ALIGNMENT BAR TOOL: Compatible with MerCruiser Sterndrive including Pre-Alpha R, Alpha One MR, Generation 2, all Bravos. Compatible with Volvo SX and OMC Cobra. This Tool will correctly align all OMC Cobra and Mercruiser Outdrives with the exception of the Mercruiser TR and TRS Outdrive Models. Compatible with MerCruiser - P/N 91-805475A1 & 91-57797A3. Compatible with Volvo SX - P/N 3851083. Compatible with OMC Cobra - P/N 18-4442. The length of the bar is approximately 23-5/8 inch.Tool is made from high quality Steel, and includes an eyebolt which gives you the option of hanging the tool. Alignment Tool Comes Without Black Oxide Coating. - GIMBAL BEARING INSTALLER: This gimbal bearing installer tool compatible with OMC Cobras, Bravos, #1 Drives made from 1966 to Current makes, including the Pre Alpha (R), Alpha 1 “MR” and Generation 2. This requires a hole drilled in your alignment tool. We cannot pre-drill these as different manufacturers make the mount in different places. The tool comes with directions on where to drill the hole in the boat alignment tool for correct lineup. Made of cold rolled steel, which is sturdy and durable. Tool comes with black oxide finish preventing corrosion to assure many years of service. - BELLOW RING/ RETAINER SLEEVE INSTALLATION TOOL: Made from Aluminum. Drive Shaft Bellow Sleeve Installation Tool compatible with Alpha 1 Generation 2, Bravo, Blackhawk U-Joints Bellows. This Bellow Retainer Ring Sleeve Installation Tool is an aftermarket OEM part that replaces Mercury Marine 91-818162. GIMBAL BEARING GREASE SEAL INSTALLER: This tool is designed for Mercruiser Bravo, OMC Cobra, Pre Alpha (R), Alpha 1 (MR), Generation 2, All #1 Drives from 1966 to the present. This seal installer will allow you to drive the grease seal in straight for proper installation. - MADE IN USA: All our mechanic tools are professionally made in the United States on the state of the art CNC equipment with 100% quality inspection. ## Images ![Engine Outdrive Alignment Bar Drive Shaft Bellows Sleeve Installation Tool Kit Gimbal Bearing Install Tool Grease Seal Installer for Mercury Bravo OMC - Image 1](https://m.media-amazon.com/images/I/5161t-OodFL.jpg) ![Engine Outdrive Alignment Bar Drive Shaft Bellows Sleeve Installation Tool Kit Gimbal Bearing Install Tool Grease Seal Installer for Mercury Bravo OMC - Image 2](https://m.media-amazon.com/images/I/51PG00UrAvL.jpg) ![Engine Outdrive Alignment Bar Drive Shaft Bellows Sleeve Installation Tool Kit Gimbal Bearing Install Tool Grease Seal Installer for Mercury Bravo OMC - Image 3](https://m.media-amazon.com/images/I/61aZzZvKJVL.jpg) ![Engine Outdrive Alignment Bar Drive Shaft Bellows Sleeve Installation Tool Kit Gimbal Bearing Install Tool Grease Seal Installer for Mercury Bravo OMC - Image 4](https://m.media-amazon.com/images/I/51ZVrU1YdrL.jpg) ![Engine Outdrive Alignment Bar Drive Shaft Bellows Sleeve Installation Tool Kit Gimbal Bearing Install Tool Grease Seal Installer for Mercury Bravo OMC - Image 5](https://m.media-amazon.com/images/I/61CKEkIVXTL.jpg) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/541558293-engine-outdrive-alignment-bar-drive-shaft-bellows-sleeve-installation-tool](https://www.desertcart.us/products/541558293-engine-outdrive-alignment-bar-drive-shaft-bellows-sleeve-installation-tool) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-05-14*