--- product_id: 69896985 title: "for Mercruiser Hinge Pin Tool Replaces 91-78310, Made from High Strength Steel, Precision Machined, Properly Hardened, Made in Taiwan" brand: "engimex llc" price: "Β₯2539" currency: JPY in_stock: true reviews_count: 8 category: "Engi Mex Llc" url: https://www.desertcart.jp/products/69896985-for-mercruiser-hinge-pin-tool-replaces-91-78310-made-from store_origin: JP region: Japan --- # Crafted in Taiwan with quality control Precision machined for exact fit High-strength hardened steel for Mercruiser Hinge Pin Tool Replaces 91-78310, Made from High Strength Steel, Precision Machined, Properly Hardened, Made in Taiwan **Brand:** engimex llc **Price:** Β₯2539 **Availability:** βœ… In Stock ## Summary > πŸ› οΈ Unlock flawless marine maintenance with precision and power! ## Quick Answers - **What is this?** for Mercruiser Hinge Pin Tool Replaces 91-78310, Made from High Strength Steel, Precision Machined, Properly Hardened, Made in Taiwan by engimex llc - **How much does it cost?** Β₯2539 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/69896985-for-mercruiser-hinge-pin-tool-replaces-91-78310-made-from) ## Best For - engimex llc enthusiasts ## Why This Product - Trusted engimex llc brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Built to Last:** Made from properly hardened, high-strength steel to withstand tough marine conditions. - β€’ **Compact & Lightweight:** Small 2.3x2.3x0.6 inch design, easy to handle and store without bulk. - β€’ **Expert Support Included:** Access to knowledgeable specialists to confirm fitment and avoid costly returns. - β€’ **Universal Compatibility:** Replaces multiple part numbers including 91-78310, fitting a wide range of Mercruiser models. - β€’ **Engineered for Precision:** Precision-machined to ensure flawless hinge pin alignment and fit every time. ## Overview This Mercruiser Hinge Pin Tool is a precision-machined, high-strength steel replacement part designed to fit multiple models including 91-78310. Compact and lightweight, it ensures durable, reliable performance for marine hinge pin installation and removal. Made in Taiwan with strict quality standards, it comes with expert support to guarantee compatibility and avoid returns. ## Description Please review all product information to ensure that this product is compatible with your unit. Our staff constantly strives to provide clear and concise product information. We understand that sometimes it can be difficult to confirm product compatibility. It is your responsibility to confirm this is the correct product you need; therefore, we encourage all customers to fully review the information provided in this listing prior to purchase. Nothing is worse than having to return a product, trust us...we get it. Let's work together to avoid this! If you are unsure as to whether or not this is the correct product for your unit, please ask. If you seek assistance we will need as much of the following information as possible, if applicable, to help you find the product you are looking for: β–ͺ Model and/or Sub-model β–ͺ Spec and/or Type Number β–ͺ Code and/or Serial Number β–ͺ Year β–ͺ Engine Horsepower. Our knowledgeable product specialists are always willing to help you verify product fitment. Stay rugged, my friend. Review: Necessary tool - Worked great and the hinge pin is installed with loctite and therefore hard to remove, you also should add a little heat at the housing, but I don’t think you will be able to get it out without the tool, Well worth the money Review: Extremely poor quality - Not hardened metal. Striped out on first use. ## Features - The ROP Shop replacement Hinge Pin Tool - Specs - Refer to images 2 & 3 for more information - Includes - (1) Hinge Pin Tool; comes as shown in the first image - Please be sure to check your part or model number to ensure this is the correct hinge pin tool for your unit. Also, please note that this may replace multiple part numbers ## Technical Specifications | Specification | Value | |---------------|-------| | Item Package Dimensions L x W x H | 2.3 x 2.3 x 0.6 inches | | Package Weight | 0.07 Kilograms | | Item Weight | 0.01 Ounces | | Brand Name | EngiMex LLC | | Manufacturer | EngiMex LLC | ## Images ![for Mercruiser Hinge Pin Tool Replaces 91-78310, Made from High Strength Steel, Precision Machined, Properly Hardened, Made in Taiwan - Image 1](https://m.media-amazon.com/images/I/41mOOCsQhQL.jpg) ## Questions & Answers **Q: Can this be used on Gen 1 units** A: Yes it can. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Necessary tool *by M***S on July 2, 2022* Worked great and the hinge pin is installed with loctite and therefore hard to remove, you also should add a little heat at the housing, but I don’t think you will be able to get it out without the tool, Well worth the money ### ⭐ Extremely poor quality *by R***. on March 8, 2026* Not hardened metal. Striped out on first use. ### ⭐⭐⭐⭐⭐ fit perfectly *by T***P on November 14, 2019* the tool worked as expected. I was able to remove the hinge pins on the first try without any slippage. --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/69896985-for-mercruiser-hinge-pin-tool-replaces-91-78310-made-from](https://www.desertcart.jp/products/69896985-for-mercruiser-hinge-pin-tool-replaces-91-78310-made-from) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-06-23*