--- product_id: 99856204 title: "JSP Manufacturing New H J 39089 Tool Installer GM LT1 L99 Water Pump Chevy (Seal NOT Included)" brand: "jsp manufacturing" price: "€ 27.12" currency: EUR in_stock: true url: https://www.desertcart.hr/products/99856204-jsp-manufacturing-new-h-j-39089-tool-installer-gm-lt1 store_origin: HR region: Croatia --- # Compatible with iconic GM muscle cars Precision-fit for LT1 & L99 engines Durable aftermarket build, lightweight 0.81 oz JSP Manufacturing New H J 39089 Tool Installer GM LT1 L99 Water Pump Chevy (Seal NOT Included) **Brand:** jsp manufacturing **Price:** € 27.12 **Availability:** ✅ In Stock ## Summary > 🛠️ Unlock flawless GM water pump installs like a pro! ## Quick Answers - **What is this?** JSP Manufacturing New H J 39089 Tool Installer GM LT1 L99 Water Pump Chevy (Seal NOT Included) by jsp manufacturing - **How much does it cost?** € 27.12 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/99856204-jsp-manufacturing-new-h-j-39089-tool-installer-gm-lt1) ## Best For - jsp manufacturing enthusiasts ## Why This Product - Trusted jsp manufacturing brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Lightweight Yet Rugged Design:** At just 0.81 ounces, this tool offers durability without bulk, making installation effortless. - • **Seal Not Included – Tool Only:** Focus on the installer tool itself, designed to perfectly fit seals (sold separately) for a flawless water pump drive seal installation. - • **Engineered for Iconic GM Powerhouses:** Fits 1992-97 LT1 and 1994-96 L99 engine timing covers with exact precision. - • **Broad Compatibility Across GM Legends:** Seamlessly works with Chevrolet Corvette C4, Camaro Z28, Pontiac Firebird, Buick Roadmaster, Cadillac Fleetwood, and more. - • **Aftermarket Excellence with Trusted Quality:** Manufactured by JSP, ensuring reliable performance and long-lasting use. ## Overview The JSP Manufacturing H J 39089 Tool Installer is a precision aftermarket tool designed specifically for installing water pump drive seals on GM LT1 and L99 engines from 1992-1997. Compatible with a wide range of classic GM muscle and luxury cars including Chevrolet Corvette C4, Camaro Z28, Pontiac Firebird, Buick Roadmaster, and Cadillac Fleetwood, this lightweight (0.81 oz) and durable tool ensures a perfect fit every time. Note: Seal is not included; tool only. ## Description JSP Manufacturing New H J 39089 Tool Installer GM LT1 L99 Water Pump Chevy (Seal NOT Included) ## Features - New Aftermarket H J 39089 Installer Tool for Water Pump Drive Seal - Compatible with Chevrolet ~ Quantity: 1 Installer Tool - Replaces the following Part Numbers: J-39089 ~ Tool Only!! (Tool Can NOT be returned once they have been used.) ~ Seal is NOT INCLUDED. Image with Seal shows how seal fits on tool only. - Used in the following engine timing covers: 1992-97 LT1 / 1994-1996 L99 - Aftermarket Part fits the following: Y-Body: 1992–1996 Chevrolet Corvette C4 ~ F-Body: 1993–1997 Chevrolet Camaro Z28,B4C,and SS / 1993–1997 Pontiac Firebird Formula and Trans Am ~ B-Body: 1994-1996 Buick Roadmaster / 1994–1996 Chevrolet Caprice / 1994–1996 Chevrolet Caprice Police Package / 1994–1996 Chevrolet Impala SS / 1994–1996 Chevrolet Caprice Wagon / 1994–1996 Buick Roadmaster Wagon ~ D-Body: 1994–1996 Cadillac Fleetwood ## Technical Specifications | Specification | Value | |---------------|-------| | Manufacturer | JSP Manufacturing | | Brand | JSP Manufacturing | | Item Weight | 0.81 ounces | | Package Dimensions | 4 x 2 x 2 inches | | Item model number | CP-HJ-39089-Tool | | Is Discontinued By Manufacturer | No | | Manufacturer Part Number | H J 39089 | ## Product Details - **Brand:** JSP Manufacturing - **Material:** Aluminum - **Vehicle Service Type:** Car - **Manufacturer:** JSP Manufacturing ## Images ![JSP Manufacturing New H J 39089 Tool Installer GM LT1 L99 Water Pump Chevy (Seal NOT Included) - Image 1](https://m.media-amazon.com/images/I/71tznrtEquL.jpg) ![JSP Manufacturing New H J 39089 Tool Installer GM LT1 L99 Water Pump Chevy (Seal NOT Included) - Image 2](https://m.media-amazon.com/images/I/51NiuwzumUL.jpg) ![JSP Manufacturing New H J 39089 Tool Installer GM LT1 L99 Water Pump Chevy (Seal NOT Included) - Image 3](https://m.media-amazon.com/images/I/61ydOG0rmeL.jpg) ![JSP Manufacturing New H J 39089 Tool Installer GM LT1 L99 Water Pump Chevy (Seal NOT Included) - Image 4](https://m.media-amazon.com/images/I/61guyozNmoL.jpg) ## Questions & Answers **Q: Even with the tool and Vaseline I tore black inner seal , what is going wrong ?** A: This tool is for the upper water pump seal only. Take care to install seal with both lips of the seal even on the tool. --- ## 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/99856204-jsp-manufacturing-new-h-j-39089-tool-installer-gm-lt1](https://www.desertcart.hr/products/99856204-jsp-manufacturing-new-h-j-39089-tool-installer-gm-lt1) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-05-18*