---
product_id: 27648561
title: "Hi-Gear HG9037s Radiator and Block Seal - 11 fl. oz."
brand: "hi-gear"
price: "€ 26.21"
currency: EUR
in_stock: true
url: https://www.desertcart.fr/products/27648561-hi-gear-hg9037s-radiator-and-block-seal-11-fl-oz
store_origin: FR
region: France
---

# Compatible with gas & diesel engines Safe for all engine & radiator materials Permanently seals cracks Hi-Gear HG9037s Radiator and Block Seal - 11 fl. oz.

**Brand:** hi-gear
**Price:** € 26.21
**Availability:** ✅ In Stock

## Summary

> 🚗 Seal the deal, stop the leak, and drive worry-free!

## Quick Answers

- **What is this?** Hi-Gear HG9037s Radiator and Block Seal - 11 fl. oz. by hi-gear
- **How much does it cost?** € 26.21 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/27648561-hi-gear-hg9037s-radiator-and-block-seal-11-fl-oz)

## Best For

- hi-gear enthusiasts

## Why This Product

- Trusted hi-gear brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Concentrated Power:** 11 fl. oz. of high-performance sealant engineered to meet and exceed industry standards.
- • **Leakproof Confidence:** Permanently seals cracks and stops leaks to keep your engine running flawlessly.
- • **Material-Safe Formula:** Safe for cast iron, steel, aluminum engines and all radiator types including plastic and brass.
- • **Multi-Component Repair:** Seals leaks in engine blocks, heads, radiator, heater core, freeze plugs, water pump, and thermostat gaskets.
- • **Universal Engine Compatibility:** Formulated for both gas and diesel engines—versatility that fits your lifestyle.

## Overview

Hi-Gear HG9037s Radiator and Block Seal is a high-concentration, universal formula designed to permanently seal cracks and leaks in all engine types and radiator materials. Safe for gas and diesel engines, it repairs multiple components including engine blocks, heads, and gaskets, ensuring reliable cooling system performance and preventing costly breakdowns.

## Description

Hi-Gear's commitment to providing only the highest quality products is exemplified in its offering of performance additives, fluids and treatments. Each and every product is engineered to meet or surpass the strictest of industry standard specifications. Hi-Gear maintains its own research and development facility and formulations are constantly under review to ensure the latest technologies are implemented. Radiator and Block Seal is safe for all engines - cast iron, steel and aluminum. It is safe to use in all radiators - copper, brass, aluminum and plastic. This highly concentrated formula seals leaks in engine blocks and heads as well as seals leaks in the radiator, heater core, freeze plugs, water pump and thermostat gaskets.

## Features

- Permanently Seals Cracks
- Formulated for Gas and Diesel Engines
- Safe to Use in All Engines
- Seals Cracks and Stops Leaks
- Repairs Gaskets

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Hi-Gear |
| Vehicle Service Type | Car, Truck, Motorcycle, ATV, Snowmobile, Lawn Mower, Scooter |
| UPC | 009603190378 |
| Automotive Fit Type | Universal Fit |
| Global Trade Identification Number | 00009603190378 |
| Manufacturer | Hi-Gear |
| Size | 11 Fluid Ounce |
| Model | HG9037s |
| Item Weight | 1.1 pounds |
| Product Dimensions | 2.5 x 2.5 x 4.75 inches |
| Item model number | HG9037S |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | HG9037s |

## Product Details

- **Brand:** Hi-Gear
- **Liquid Volume:** 11 Fluid Ounces
- **Package Information:** Can
- **Vehicle Service Type:** Car, Truck, Motorcycle, ATV, Snowmobile, Lawn Mower, Scooter
- **UPC:** 009603190378

## Images

![Hi-Gear HG9037s Radiator and Block Seal - 11 fl. oz. - Image 1](https://m.media-amazon.com/images/I/71lcjV6uJaL.jpg)

## Frequently Bought Together

- Hi-Gear HG9037s Radiator and Block Seal - 11 fl. oz.
- Sta-Lube CRC SL3330 Moly-Graph Extreme Pressure Multi-Purpose Lithium Grease - 14 Oz.
- Mobil 1 Advanced Full Synthetic Motor Oil 5W-20, 5 Quart

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*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-01-27*