--- product_id: 329475322 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: "€ 113.86" currency: EUR in_stock: true category: "Bonbo" url: https://www.desertcart.hr/products/329475322-bonbo-front-and-rear-cover-billet-alignment-tool-and-oil store_origin: HR region: Croatia --- # Tight tolerances for perfect alignment Precision billet aluminum build Fits all major LS engine variants 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:** € 113.86 **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?** € 113.86 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/329475322-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 - • **Confidence-Backed Purchase:** 30-day satisfaction guarantee with responsive customer support for worry-free buying. - • **Flawless Seal Installation:** Ensures concentric cover alignment to eliminate leaks and extend engine seal life. - • **Oil Pan Alignment Precision:** Mimics oil pan positioning to maintain block rigidity and prevent misalignment stress. - • **Engineered for LS Series Mastery:** Seamlessly aligns front & rear covers across 4.8 to 6.0L LS engines, including LS1 through L92 variants. - • **Durable Billet Aluminum Construction:** Crafted from corrosion-resistant, impact-proof billet aluminum for long-lasting reliability. ## Overview The bonbo Front and Rear Cover Billet Alignment Tool & Oil Pan Alignment Tool is a precision-engineered kit designed specifically for GM LS series engines (4.8L to 6.0L). Crafted from high-grade billet aluminum, it ensures perfect alignment of engine covers and oil pans to prevent seal leaks and maintain block rigidity. Ideal for professional mechanics and engine builders, this tool guarantees tight tolerances and durability, backed by a 30-day satisfaction guarantee. ## Description Front Rear Cover and Oil Pan Alignment Tool Kit Fits for LS Engines Fits for all LS series engines 4.8 5.3 5.7 6.0 LS1 LS2 LS3 LS6 L99 LS4 LS9 LSA LQ4 LQ9 L76 L92. Helps align the front and rear engine covers for proper seal function and longevity. It is critical that the seals be aligned perfectly concentric to the front diameter of the balancer hub sealing surface. BENEFITS 1. Cover Alignment Tool mimics the balancer to center the cover on the front seal OR locates on the ID of the seal bore in the cover without the seal installed. 2. While the Oil Pan Alignment Tool mimics the oil pan thus providing critical alignment of the oil pan and front cover. MATERIAL Billet aluminum & Quality steel. Very tight tolerances for a perfect alignment. This kit is a must have for engine builders and mechanics! Nice design The oil pan is a stressed member and adds to block rigidity for the LS engine. For this reason, oil pan can't simply be slapped in place along with the front and rear engine covers, it must be carefully aligned with the block. ## 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 | #96,258 in Automotive ( See Top 100 in Automotive ) #7 in Automotive Alignment Tools | | Brand | bonbo | | Customer Reviews | 4.7 4.7 out of 5 stars (851) | | Date First Available | 13 August 2020 | | Item Weight | 1.51 Kilograms | | Item model number | B-LS-3 | | Manufacturer | Bonbo | | Manufacturer Part Number | B-LS-3 | | Package Dimensions | 28.56 x 12.7 x 5.79 cm; 1.51 kg | ## 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) ## 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.hr/products/329475322-bonbo-front-and-rear-cover-billet-alignment-tool-and-oil](https://www.desertcart.hr/products/329475322-bonbo-front-and-rear-cover-billet-alignment-tool-and-oil) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-05-22*