--- product_id: 214901502 title: "Bonbo Front and Rear Cover Billet Alignment Tool & Oil Pan Alignment Tool Fits for LS Series Engines 4.8 5.3 5.7 6.0 LS1 LS2 LS3 LS6 L99 LS9 LSA LQ4" brand: "bonbo" price: "€ 58.58" currency: EUR in_stock: true reviews_count: 9 category: "Bonbo" url: https://www.desertcart.sk/products/214901502-bonbo-front-and-rear-cover-billet-alignment-tool-and-oil store_origin: SK region: Slovakia --- # Fits wide LS engine range Precision alignment for LS engines Durable billet aluminum build Bonbo Front and Rear Cover Billet Alignment Tool & Oil Pan Alignment Tool Fits for LS Series Engines 4.8 5.3 5.7 6.0 LS1 LS2 LS3 LS6 L99 LS9 LSA LQ4 **Brand:** bonbo **Price:** € 58.58 **Availability:** ✅ In Stock ## Summary > 🛠️ Align Like a Pro, Seal Like a Boss! ## Quick Answers - **What is this?** Bonbo Front and Rear Cover Billet Alignment Tool & Oil Pan Alignment Tool Fits for LS Series Engines 4.8 5.3 5.7 6.0 LS1 LS2 LS3 LS6 L99 LS9 LSA LQ4 by bonbo - **How much does it cost?** € 58.58 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/214901502-bonbo-front-and-rear-cover-billet-alignment-tool-and-oil) ## Best For - bonbo enthusiasts ## Why This Product - Trusted bonbo brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Rugged Billet Aluminum:** Crafted from corrosion-resistant aluminum for long-lasting, impact-resistant performance. - • **Enhanced Engine Rigidity:** Accurately aligns oil pan and covers, maintaining block strength and reducing mechanical failures. - • **Trusted by Pros & DIYers:** Top-rated tool (#1 in Alignment Tools) with 4.7-star reviews—join the elite builders who never compromise. - • **Pinpoint Engine Alignment:** Ensures perfect front & rear cover centering to prevent costly seal leaks. - • **Universal LS Compatibility:** Seamlessly fits GM LS series engines from 4.8L to 6.0L including LS1 through LSA models. ## Overview The Bonbo Front and Rear Cover Billet Alignment Tool & Oil Pan Alignment Tool is a precision-engineered kit designed for GM LS series engines (4.8L to 6.0L). Made from high-grade billet aluminum, it guarantees perfect alignment of engine covers and oil pans, preventing seal leaks and enhancing engine block rigidity. Trusted by professionals and enthusiasts alike, this tool simplifies complex installations and ensures long-term reliability. ## Description Product description For LS engines utilize front and rear seals with Teflon inner sealing lips. For proper seal function and longevity it is critical that the seals be aligned perfectly concentric to the front diameter on the balancer hub and rear sealing surface on. Essential & ideal tools for engine builders & mechanic. Pay Attention To: For the LS engine, the oil pan is a stressed member and adds to block rigidity. So it can't simply be slapped in place; along with the front and rear engine covers, it must be carefully aligned with the block. For LS Oil Pan Alignment Tool with Mounting Screws For LS Rear Main Seal Cover Alignment Tool For LS Front Cover Alignment Tool How to install the Front Cover (No seal installed in the Front cover) Review: Well made kit, must have for LS engine work - Well made kit. Must have for assembling your LS engine. Each alignment jig also doubles as a seal driver which is very helpful. Instructions are easy to follow, just wish the print was bigger because I'm old and blind :) Review: Awesome - Best I've ever had a front cover aligned on my engines and I'm very good at doing it without a tool. They work great to install seals as well. Awesome stuff and for $25 buying to use once is totally worth it for the average customer. ## Features - 【Applications】The front & rear cover and oil pan alignment tool set perfectly compatible with GM LS series engine 4.8 5.3 5.7 6.0 LS1 LS2 LS3 LS4 LS6 LS7 L99 LS4 LS9 LSA LQ4 LQ9 L76 L92. - 【High Performance】This front and rear cover billet alignment tool kit helps easily align the front and rear engine covers to make sure the cover is centered, allows you properly install the seal to avoid leaks. In additional, can center / align the cover on the front seal or locates on the inside diameter of the seal bore in the cover without the seal installed. A centered cover means less of a chance for a seal to leak. - 【Powerful Functions】This tool mimics the balancer and oil pan to provide critical alignment of the oil pan and front cover, designed to be used in conjunction with the front cover alignment tool. For LS engine, the oil pan is a stressed member and adds to block rigidity. Due to this reason, it can't simply be slapped in place, you will have to aligned the front and rear engine covers to the oil pan carefully. - 【Superior Material】Made from top quality Aluminum for great strength, prevent corrosion and rust, impact resistance, tight tolerances for perfect alignment, ensures long term reliable service. Perfect for engine builders and mechanic to replace the front or rear main seal for GM LS series engine. - 【100% Satisfaction Guarantee】If you're not satisfied with our Front and Rear Cover Alignment Tool & Oil Pan Alignment Tool Set, simply return it for getting refund in 30 days. While you have any questions about our products, please feel free to contact us and we will provide the best service. Always buy confidently in Bonbo! ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B088W435KX | | Best Sellers Rank | #3,515 in Automotive ( See Top 100 in Automotive ) #1 in Alignment Tools | | Brand | Bonbo | | Customer Reviews | 4.7 4.7 out of 5 stars (772) | | Date First Available | May 20, 2020 | | Item Weight | 3.32 pounds | | Item model number | B-LS-3 | | Manufacturer | Bonbo | | Manufacturer Part Number | B-LS-3 | | Package Dimensions | 11.25 x 5 x 2.28 inches | ## Images ![Bonbo Front and Rear Cover Billet Alignment Tool & Oil Pan Alignment Tool Fits for LS Series Engines 4.8 5.3 5.7 6.0 LS1 LS2 LS3 LS6 L99 LS9 LSA LQ4 - Image 1](https://m.media-amazon.com/images/I/61ZZ6P-3QoL.jpg) ![Bonbo Front and Rear Cover Billet Alignment Tool & Oil Pan Alignment Tool Fits for LS Series Engines 4.8 5.3 5.7 6.0 LS1 LS2 LS3 LS6 L99 LS9 LSA LQ4 - Image 2](https://m.media-amazon.com/images/I/71pS0neltbL.jpg) ![Bonbo Front and Rear Cover Billet Alignment Tool & Oil Pan Alignment Tool Fits for LS Series Engines 4.8 5.3 5.7 6.0 LS1 LS2 LS3 LS6 L99 LS9 LSA LQ4 - Image 3](https://m.media-amazon.com/images/I/7162mHbvvWL.jpg) ![Bonbo Front and Rear Cover Billet Alignment Tool & Oil Pan Alignment Tool Fits for LS Series Engines 4.8 5.3 5.7 6.0 LS1 LS2 LS3 LS6 L99 LS9 LSA LQ4 - Image 4](https://m.media-amazon.com/images/I/71ywGpDb3hL.jpg) ![Bonbo Front and Rear Cover Billet Alignment Tool & Oil Pan Alignment Tool Fits for LS Series Engines 4.8 5.3 5.7 6.0 LS1 LS2 LS3 LS6 L99 LS9 LSA LQ4 - Image 5](https://m.media-amazon.com/images/I/71hW6+DWEuL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Well made kit, must have for LS engine work *by M***N on March 11, 2026* Well made kit. Must have for assembling your LS engine. Each alignment jig also doubles as a seal driver which is very helpful. Instructions are easy to follow, just wish the print was bigger because I'm old and blind :) ### ⭐⭐⭐⭐⭐ Awesome *by J***S on January 1, 2026* Best I've ever had a front cover aligned on my engines and I'm very good at doing it without a tool. They work great to install seals as well. Awesome stuff and for $25 buying to use once is totally worth it for the average customer. ### ⭐⭐⭐⭐⭐ Great tool great price *by C***R on February 22, 2026* This tool worked as expected and I got it quick. ## Frequently Bought Together - Front and Rear Cover Billet Alignment Tool & Oil Pan Alignment Tool Fits for LS Series Engines 4.8 5.3 5.7 6.0 LS1 LS2 LS3 LS6 L99 LS9 LSA LQ4 - Chelhead LS Flywheel Locking Tool Steel Black Oxide Flexplate Locking Holder Tool Compatible with Engine Chevy LS 1 2 3 LSX - SEEBOO LS Harmonic Balancer Installation Tool Crank Pulley Install Tool 551141 Compatible with GM 1997-UP V8 LS1 LS2 LS3 LS4 LSX LSA LS6 LQ4 LQ9 with Thrust Bearing & Wrench Flats --- ## 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.sk/products/214901502-bonbo-front-and-rear-cover-billet-alignment-tool-and-oil](https://www.desertcart.sk/products/214901502-bonbo-front-and-rear-cover-billet-alignment-tool-and-oil) --- *Product available on Desertcart Slovakia* *Store origin: SK* *Last updated: 2026-05-13*